diff --git a/libmbbootimg/include/mbbootimg/entry.h b/libmbbootimg/include/mbbootimg/entry.h
index ec56278d9..c79bea38f 100644
--- a/libmbbootimg/include/mbbootimg/entry.h
+++ b/libmbbootimg/include/mbbootimg/entry.h
@@ -50,14 +50,14 @@ MB_DECLARE_OPERATORS_FOR_FLAGS(EntryTypes)
 class MB_EXPORT Entry
 {
 public:
-    Entry(EntryType type);
-    ~Entry();
+    Entry(EntryType type) noexcept;
+    ~Entry() noexcept;
 
     MB_DEFAULT_COPY_CONSTRUCT_AND_ASSIGN(Entry)
     MB_DEFAULT_MOVE_CONSTRUCT_AND_ASSIGN(Entry)
 
-    bool operator==(const Entry &rhs) const;
-    bool operator!=(const Entry &rhs) const;
+    bool operator==(const Entry &rhs) const noexcept;
+    bool operator!=(const Entry &rhs) const noexcept;
 
     EntryType type() const;
 
diff --git a/libmbbootimg/include/mbbootimg/format/android_reader_p.h b/libmbbootimg/include/mbbootimg/format/android_reader_p.h
index 05881328d..75dbe783f 100644
--- a/libmbbootimg/include/mbbootimg/format/android_reader_p.h
+++ b/libmbbootimg/include/mbbootimg/format/android_reader_p.h
@@ -32,8 +32,8 @@ namespace mb::bootimg::android
 class AndroidFormatReader : public detail::FormatReader
 {
 public:
-    AndroidFormatReader(bool is_bump);
-    virtual ~AndroidFormatReader();
+    AndroidFormatReader(bool is_bump) noexcept;
+    virtual ~AndroidFormatReader() noexcept;
 
     MB_DISABLE_COPY_CONSTRUCT_AND_ASSIGN(AndroidFormatReader)
     MB_DEFAULT_MOVE_CONSTRUCT_AND_ASSIGN(AndroidFormatReader)
diff --git a/libmbbootimg/include/mbbootimg/format/android_writer_p.h b/libmbbootimg/include/mbbootimg/format/android_writer_p.h
index 2a5037be3..f50664ba1 100644
--- a/libmbbootimg/include/mbbootimg/format/android_writer_p.h
+++ b/libmbbootimg/include/mbbootimg/format/android_writer_p.h
@@ -36,8 +36,8 @@ namespace mb::bootimg::android
 class AndroidFormatWriter : public detail::FormatWriter
 {
 public:
-    AndroidFormatWriter(bool is_bump);
-    virtual ~AndroidFormatWriter();
+    AndroidFormatWriter(bool is_bump) noexcept;
+    virtual ~AndroidFormatWriter() noexcept;
 
     MB_DISABLE_COPY_CONSTRUCT_AND_ASSIGN(AndroidFormatWriter)
     MB_DEFAULT_MOVE_CONSTRUCT_AND_ASSIGN(AndroidFormatWriter)
diff --git a/libmbbootimg/include/mbbootimg/format/loki_reader_p.h b/libmbbootimg/include/mbbootimg/format/loki_reader_p.h
index 01b7e60e0..0d9de77d9 100644
--- a/libmbbootimg/include/mbbootimg/format/loki_reader_p.h
+++ b/libmbbootimg/include/mbbootimg/format/loki_reader_p.h
@@ -43,8 +43,8 @@ struct ReadHeaderResult
 class LokiFormatReader : public detail::FormatReader
 {
 public:
-    LokiFormatReader();
-    virtual ~LokiFormatReader();
+    LokiFormatReader() noexcept;
+    virtual ~LokiFormatReader() noexcept;
 
     MB_DISABLE_COPY_CONSTRUCT_AND_ASSIGN(LokiFormatReader)
     MB_DEFAULT_MOVE_CONSTRUCT_AND_ASSIGN(LokiFormatReader)
diff --git a/libmbbootimg/include/mbbootimg/format/loki_writer_p.h b/libmbbootimg/include/mbbootimg/format/loki_writer_p.h
index 256ca4e77..1b361679d 100644
--- a/libmbbootimg/include/mbbootimg/format/loki_writer_p.h
+++ b/libmbbootimg/include/mbbootimg/format/loki_writer_p.h
@@ -37,8 +37,8 @@ namespace mb::bootimg::loki
 class LokiFormatWriter : public detail::FormatWriter
 {
 public:
-    LokiFormatWriter();
-    virtual ~LokiFormatWriter();
+    LokiFormatWriter() noexcept;
+    virtual ~LokiFormatWriter() noexcept;
 
     MB_DISABLE_COPY_CONSTRUCT_AND_ASSIGN(LokiFormatWriter)
     MB_DEFAULT_MOVE_CONSTRUCT_AND_ASSIGN(LokiFormatWriter)
diff --git a/libmbbootimg/include/mbbootimg/format/mtk_reader_p.h b/libmbbootimg/include/mbbootimg/format/mtk_reader_p.h
index 443a1d6af..985732bb7 100644
--- a/libmbbootimg/include/mbbootimg/format/mtk_reader_p.h
+++ b/libmbbootimg/include/mbbootimg/format/mtk_reader_p.h
@@ -33,8 +33,8 @@ namespace mb::bootimg::mtk
 class MtkFormatReader : public detail::FormatReader
 {
 public:
-    MtkFormatReader();
-    virtual ~MtkFormatReader();
+    MtkFormatReader() noexcept;
+    virtual ~MtkFormatReader() noexcept;
 
     MB_DISABLE_COPY_CONSTRUCT_AND_ASSIGN(MtkFormatReader)
     MB_DEFAULT_MOVE_CONSTRUCT_AND_ASSIGN(MtkFormatReader)
diff --git a/libmbbootimg/include/mbbootimg/format/mtk_writer_p.h b/libmbbootimg/include/mbbootimg/format/mtk_writer_p.h
index 0158dc98e..51a5225dc 100644
--- a/libmbbootimg/include/mbbootimg/format/mtk_writer_p.h
+++ b/libmbbootimg/include/mbbootimg/format/mtk_writer_p.h
@@ -35,8 +35,8 @@ namespace mb::bootimg::mtk
 class MtkFormatWriter : public detail::FormatWriter
 {
 public:
-    MtkFormatWriter();
-    virtual ~MtkFormatWriter();
+    MtkFormatWriter() noexcept;
+    virtual ~MtkFormatWriter() noexcept;
 
     MB_DISABLE_COPY_CONSTRUCT_AND_ASSIGN(MtkFormatWriter)
     MB_DEFAULT_MOVE_CONSTRUCT_AND_ASSIGN(MtkFormatWriter)
diff --git a/libmbbootimg/include/mbbootimg/format/segment_reader_p.h b/libmbbootimg/include/mbbootimg/format/segment_reader_p.h
index 53ea93189..093c3d602 100644
--- a/libmbbootimg/include/mbbootimg/format/segment_reader_p.h
+++ b/libmbbootimg/include/mbbootimg/format/segment_reader_p.h
@@ -51,7 +51,7 @@ struct SegmentReaderEntry
 class SegmentReader
 {
 public:
-    SegmentReader();
+    SegmentReader() noexcept;
 
     const std::vector<SegmentReaderEntry> & entries() const;
     oc::result<void> set_entries(std::vector<SegmentReaderEntry> entries);
diff --git a/libmbbootimg/include/mbbootimg/format/segment_writer_p.h b/libmbbootimg/include/mbbootimg/format/segment_writer_p.h
index aea2fddba..e057d4e3f 100644
--- a/libmbbootimg/include/mbbootimg/format/segment_writer_p.h
+++ b/libmbbootimg/include/mbbootimg/format/segment_writer_p.h
@@ -51,7 +51,7 @@ struct SegmentWriterEntry
 struct SegmentWriter
 {
 public:
-    SegmentWriter();
+    SegmentWriter() noexcept;
 
     const std::vector<SegmentWriterEntry> & entries() const;
     oc::result<void> set_entries(std::vector<SegmentWriterEntry> entries);
diff --git a/libmbbootimg/include/mbbootimg/format/sony_elf_reader_p.h b/libmbbootimg/include/mbbootimg/format/sony_elf_reader_p.h
index 931e00e68..bddfa6d35 100644
--- a/libmbbootimg/include/mbbootimg/format/sony_elf_reader_p.h
+++ b/libmbbootimg/include/mbbootimg/format/sony_elf_reader_p.h
@@ -32,8 +32,8 @@ namespace mb::bootimg::sonyelf
 class SonyElfFormatReader : public detail::FormatReader
 {
 public:
-    SonyElfFormatReader();
-    virtual ~SonyElfFormatReader();
+    SonyElfFormatReader() noexcept;
+    virtual ~SonyElfFormatReader() noexcept;
 
     MB_DISABLE_COPY_CONSTRUCT_AND_ASSIGN(SonyElfFormatReader)
     MB_DEFAULT_MOVE_CONSTRUCT_AND_ASSIGN(SonyElfFormatReader)
diff --git a/libmbbootimg/include/mbbootimg/format/sony_elf_writer_p.h b/libmbbootimg/include/mbbootimg/format/sony_elf_writer_p.h
index 48f1af178..9d34ca3c6 100644
--- a/libmbbootimg/include/mbbootimg/format/sony_elf_writer_p.h
+++ b/libmbbootimg/include/mbbootimg/format/sony_elf_writer_p.h
@@ -35,8 +35,8 @@ namespace mb::bootimg::sonyelf
 class SonyElfFormatWriter : public detail::FormatWriter
 {
 public:
-    SonyElfFormatWriter();
-    virtual ~SonyElfFormatWriter();
+    SonyElfFormatWriter() noexcept;
+    virtual ~SonyElfFormatWriter() noexcept;
 
     MB_DISABLE_COPY_CONSTRUCT_AND_ASSIGN(SonyElfFormatWriter)
     MB_DEFAULT_MOVE_CONSTRUCT_AND_ASSIGN(SonyElfFormatWriter)
diff --git a/libmbbootimg/include/mbbootimg/header.h b/libmbbootimg/include/mbbootimg/header.h
index 361c265c6..8414b1216 100644
--- a/libmbbootimg/include/mbbootimg/header.h
+++ b/libmbbootimg/include/mbbootimg/header.h
@@ -78,14 +78,14 @@ constexpr HeaderFields ALL_FIELDS =
 class MB_EXPORT Header
 {
 public:
-    Header();
-    ~Header();
+    Header() noexcept;
+    ~Header() noexcept;
 
     MB_DEFAULT_COPY_CONSTRUCT_AND_ASSIGN(Header)
     MB_DEFAULT_MOVE_CONSTRUCT_AND_ASSIGN(Header)
 
-    bool operator==(const Header &rhs) const;
-    bool operator!=(const Header &rhs) const;
+    bool operator==(const Header &rhs) const noexcept;
+    bool operator!=(const Header &rhs) const noexcept;
 
     HeaderFields supported_fields() const;
     void set_supported_fields(HeaderFields fields);
diff --git a/libmbbootimg/include/mbbootimg/reader.h b/libmbbootimg/include/mbbootimg/reader.h
index 60951ba05..cb4671cf2 100644
--- a/libmbbootimg/include/mbbootimg/reader.h
+++ b/libmbbootimg/include/mbbootimg/reader.h
@@ -45,8 +45,8 @@ namespace bootimg
 class MB_EXPORT Reader
 {
 public:
-    Reader();
-    ~Reader();
+    Reader() noexcept;
+    ~Reader() noexcept;
 
     MB_DISABLE_COPY_CONSTRUCT_AND_ASSIGN(Reader)
 
diff --git a/libmbbootimg/include/mbbootimg/reader_p.h b/libmbbootimg/include/mbbootimg/reader_p.h
index d386b10de..8ec94dbd1 100644
--- a/libmbbootimg/include/mbbootimg/reader_p.h
+++ b/libmbbootimg/include/mbbootimg/reader_p.h
@@ -40,8 +40,8 @@ namespace bootimg::detail
 class FormatReader
 {
 public:
-    FormatReader();
-    virtual ~FormatReader();
+    FormatReader() noexcept;
+    virtual ~FormatReader() noexcept;
 
     MB_DISABLE_COPY_CONSTRUCT_AND_ASSIGN(FormatReader)
     MB_DEFAULT_MOVE_CONSTRUCT_AND_ASSIGN(FormatReader)
diff --git a/libmbbootimg/include/mbbootimg/writer.h b/libmbbootimg/include/mbbootimg/writer.h
index a13d867b1..8052aca8e 100644
--- a/libmbbootimg/include/mbbootimg/writer.h
+++ b/libmbbootimg/include/mbbootimg/writer.h
@@ -44,8 +44,8 @@ namespace bootimg
 class MB_EXPORT Writer
 {
 public:
-    Writer();
-    ~Writer();
+    Writer() noexcept;
+    ~Writer() noexcept;
 
     MB_DISABLE_COPY_CONSTRUCT_AND_ASSIGN(Writer)
 
diff --git a/libmbbootimg/include/mbbootimg/writer_p.h b/libmbbootimg/include/mbbootimg/writer_p.h
index 1888f92ae..557a5c823 100644
--- a/libmbbootimg/include/mbbootimg/writer_p.h
+++ b/libmbbootimg/include/mbbootimg/writer_p.h
@@ -39,8 +39,8 @@ namespace bootimg::detail
 class FormatWriter
 {
 public:
-    FormatWriter();
-    virtual ~FormatWriter();
+    FormatWriter() noexcept;
+    virtual ~FormatWriter() noexcept;
 
     MB_DISABLE_COPY_CONSTRUCT_AND_ASSIGN(FormatWriter)
     MB_DEFAULT_MOVE_CONSTRUCT_AND_ASSIGN(FormatWriter)
diff --git a/libmbbootimg/src/entry.cpp b/libmbbootimg/src/entry.cpp
index 0009cb14e..a088158cb 100644
--- a/libmbbootimg/src/entry.cpp
+++ b/libmbbootimg/src/entry.cpp
@@ -23,20 +23,20 @@
 namespace mb::bootimg
 {
 
-Entry::Entry(EntryType type)
+Entry::Entry(EntryType type) noexcept
     : m_type(type)
 {
 }
 
-Entry::~Entry() = default;
+Entry::~Entry() noexcept = default;
 
-bool Entry::operator==(const Entry &rhs) const
+bool Entry::operator==(const Entry &rhs) const noexcept
 {
     return m_type == rhs.m_type
             && m_size == rhs.m_size;
 }
 
-bool Entry::operator!=(const Entry &rhs) const
+bool Entry::operator!=(const Entry &rhs) const noexcept
 {
     return !(*this == rhs);
 }
diff --git a/libmbbootimg/src/format/android_reader.cpp b/libmbbootimg/src/format/android_reader.cpp
index 406686403..53e5fe9b1 100644
--- a/libmbbootimg/src/format/android_reader.cpp
+++ b/libmbbootimg/src/format/android_reader.cpp
@@ -54,7 +54,7 @@ namespace std2 = std::experimental;
 namespace std2 = std;
 #endif
 
-AndroidFormatReader::AndroidFormatReader(bool is_bump)
+AndroidFormatReader::AndroidFormatReader(bool is_bump) noexcept
     : FormatReader()
     , m_is_bump(is_bump)
     , m_hdr()
@@ -63,7 +63,7 @@ AndroidFormatReader::AndroidFormatReader(bool is_bump)
 {
 }
 
-AndroidFormatReader::~AndroidFormatReader() = default;
+AndroidFormatReader::~AndroidFormatReader() noexcept = default;
 
 Format AndroidFormatReader::type()
 {
diff --git a/libmbbootimg/src/format/android_writer.cpp b/libmbbootimg/src/format/android_writer.cpp
index 35a37d944..22f8d910f 100644
--- a/libmbbootimg/src/format/android_writer.cpp
+++ b/libmbbootimg/src/format/android_writer.cpp
@@ -44,7 +44,7 @@
 namespace mb::bootimg::android
 {
 
-AndroidFormatWriter::AndroidFormatWriter(bool is_bump)
+AndroidFormatWriter::AndroidFormatWriter(bool is_bump) noexcept
     : FormatWriter()
     , m_is_bump(is_bump)
     , m_hdr()
@@ -52,7 +52,7 @@ AndroidFormatWriter::AndroidFormatWriter(bool is_bump)
 {
 }
 
-AndroidFormatWriter::~AndroidFormatWriter() = default;
+AndroidFormatWriter::~AndroidFormatWriter() noexcept = default;
 
 Format AndroidFormatWriter::type()
 {
diff --git a/libmbbootimg/src/format/loki_reader.cpp b/libmbbootimg/src/format/loki_reader.cpp
index 785d7c3b8..e71042431 100644
--- a/libmbbootimg/src/format/loki_reader.cpp
+++ b/libmbbootimg/src/format/loki_reader.cpp
@@ -44,14 +44,14 @@
 namespace mb::bootimg::loki
 {
 
-LokiFormatReader::LokiFormatReader()
+LokiFormatReader::LokiFormatReader() noexcept
     : FormatReader()
     , m_ahdr()
     , m_lhdr()
 {
 }
 
-LokiFormatReader::~LokiFormatReader() = default;
+LokiFormatReader::~LokiFormatReader() noexcept = default;
 
 Format LokiFormatReader::type()
 {
diff --git a/libmbbootimg/src/format/loki_writer.cpp b/libmbbootimg/src/format/loki_writer.cpp
index 172e0ba45..b74575448 100644
--- a/libmbbootimg/src/format/loki_writer.cpp
+++ b/libmbbootimg/src/format/loki_writer.cpp
@@ -47,14 +47,14 @@ namespace mb::bootimg::loki
 
 constexpr size_t MAX_ABOOT_SIZE = 2 * 1024 * 1024;
 
-LokiFormatWriter::LokiFormatWriter()
+LokiFormatWriter::LokiFormatWriter() noexcept
     : FormatWriter()
     , m_hdr()
     , m_sha_ctx()
 {
 }
 
-LokiFormatWriter::~LokiFormatWriter() = default;
+LokiFormatWriter::~LokiFormatWriter() noexcept = default;
 
 Format LokiFormatWriter::type()
 {
diff --git a/libmbbootimg/src/format/mtk_reader.cpp b/libmbbootimg/src/format/mtk_reader.cpp
index b67f667ec..055d82ef7 100644
--- a/libmbbootimg/src/format/mtk_reader.cpp
+++ b/libmbbootimg/src/format/mtk_reader.cpp
@@ -132,7 +132,7 @@ find_mtk_headers(File &file, const android::AndroidHeader &ahdr)
     };
 }
 
-MtkFormatReader::MtkFormatReader()
+MtkFormatReader::MtkFormatReader() noexcept
     : FormatReader()
     , m_hdr()
     , m_mtk_kernel_hdr()
@@ -140,7 +140,7 @@ MtkFormatReader::MtkFormatReader()
 {
 }
 
-MtkFormatReader::~MtkFormatReader() = default;
+MtkFormatReader::~MtkFormatReader() noexcept = default;
 
 Format MtkFormatReader::type()
 {
diff --git a/libmbbootimg/src/format/mtk_writer.cpp b/libmbbootimg/src/format/mtk_writer.cpp
index b5594d178..1da9a3d4b 100644
--- a/libmbbootimg/src/format/mtk_writer.cpp
+++ b/libmbbootimg/src/format/mtk_writer.cpp
@@ -133,13 +133,13 @@ _mtk_compute_sha1(SegmentWriter &seg, File &file,
     return oc::success();
 }
 
-MtkFormatWriter::MtkFormatWriter()
+MtkFormatWriter::MtkFormatWriter() noexcept
     : FormatWriter()
     , m_hdr()
 {
 }
 
-MtkFormatWriter::~MtkFormatWriter() = default;
+MtkFormatWriter::~MtkFormatWriter() noexcept = default;
 
 Format MtkFormatWriter::type()
 {
diff --git a/libmbbootimg/src/format/segment_reader.cpp b/libmbbootimg/src/format/segment_reader.cpp
index e0ee48a94..1e950cfc0 100644
--- a/libmbbootimg/src/format/segment_reader.cpp
+++ b/libmbbootimg/src/format/segment_reader.cpp
@@ -36,7 +36,7 @@
 namespace mb::bootimg
 {
 
-SegmentReader::SegmentReader()
+SegmentReader::SegmentReader() noexcept
     : m_state(SegmentReaderState::Begin)
     , m_entries()
     , m_entry(m_entries.end())
diff --git a/libmbbootimg/src/format/segment_writer.cpp b/libmbbootimg/src/format/segment_writer.cpp
index 42a58cb52..98f755cdf 100644
--- a/libmbbootimg/src/format/segment_writer.cpp
+++ b/libmbbootimg/src/format/segment_writer.cpp
@@ -37,7 +37,7 @@
 namespace mb::bootimg
 {
 
-SegmentWriter::SegmentWriter()
+SegmentWriter::SegmentWriter() noexcept
     : m_state(SegmentWriterState::Begin)
     , m_entries()
     , m_entry()
diff --git a/libmbbootimg/src/format/sony_elf_reader.cpp b/libmbbootimg/src/format/sony_elf_reader.cpp
index 35a1a429d..b5411e731 100644
--- a/libmbbootimg/src/format/sony_elf_reader.cpp
+++ b/libmbbootimg/src/format/sony_elf_reader.cpp
@@ -42,13 +42,13 @@
 namespace mb::bootimg::sonyelf
 {
 
-SonyElfFormatReader::SonyElfFormatReader()
+SonyElfFormatReader::SonyElfFormatReader() noexcept
     : FormatReader()
     , m_hdr()
 {
 }
 
-SonyElfFormatReader::~SonyElfFormatReader() = default;
+SonyElfFormatReader::~SonyElfFormatReader() noexcept = default;
 
 Format SonyElfFormatReader::type()
 {
diff --git a/libmbbootimg/src/format/sony_elf_writer.cpp b/libmbbootimg/src/format/sony_elf_writer.cpp
index b8c763eb1..ea25270c3 100644
--- a/libmbbootimg/src/format/sony_elf_writer.cpp
+++ b/libmbbootimg/src/format/sony_elf_writer.cpp
@@ -41,7 +41,7 @@
 namespace mb::bootimg::sonyelf
 {
 
-SonyElfFormatWriter::SonyElfFormatWriter()
+SonyElfFormatWriter::SonyElfFormatWriter() noexcept
     : FormatWriter()
     , m_hdr()
     , m_hdr_kernel()
@@ -53,7 +53,7 @@ SonyElfFormatWriter::SonyElfFormatWriter()
 {
 }
 
-SonyElfFormatWriter::~SonyElfFormatWriter() = default;
+SonyElfFormatWriter::~SonyElfFormatWriter() noexcept = default;
 
 Format SonyElfFormatWriter::type()
 {
diff --git a/libmbbootimg/src/header.cpp b/libmbbootimg/src/header.cpp
index a94337549..9d1e5a198 100644
--- a/libmbbootimg/src/header.cpp
+++ b/libmbbootimg/src/header.cpp
@@ -37,14 +37,14 @@
 namespace mb::bootimg
 {
 
-Header::Header()
+Header::Header() noexcept
     : m_fields_supported(ALL_FIELDS)
 {
 }
 
-Header::~Header() = default;
+Header::~Header() noexcept = default;
 
-bool Header::operator==(const Header &rhs) const
+bool Header::operator==(const Header &rhs) const noexcept
 {
     return m_kernel_addr == rhs.m_kernel_addr
             && m_ramdisk_addr == rhs.m_ramdisk_addr
@@ -72,7 +72,7 @@ bool Header::operator==(const Header &rhs) const
             && m_hdr_entrypoint == rhs.m_hdr_entrypoint;
 }
 
-bool Header::operator!=(const Header &rhs) const
+bool Header::operator!=(const Header &rhs) const noexcept
 {
     return !(*this == rhs);
 }
diff --git a/libmbbootimg/src/reader.cpp b/libmbbootimg/src/reader.cpp
index 6035ea580..9b603ea57 100644
--- a/libmbbootimg/src/reader.cpp
+++ b/libmbbootimg/src/reader.cpp
@@ -183,9 +183,9 @@ namespace mb::bootimg
 
 using namespace detail;
 
-FormatReader::FormatReader() = default;
+FormatReader::FormatReader() noexcept = default;
 
-FormatReader::~FormatReader() = default;
+FormatReader::~FormatReader() noexcept = default;
 
 oc::result<void> FormatReader::set_option(const char *key, const char *value)
 {
@@ -211,7 +211,7 @@ oc::result<Entry> FormatReader::go_to_entry(File &file,
 /*!
  * \brief Construct new Reader.
  */
-Reader::Reader()
+Reader::Reader() noexcept
     : m_state(ReaderState::New)
     , m_owned_file()
     , m_file()
@@ -226,7 +226,7 @@ Reader::Reader()
  * destructor, it is not possible to get the result of the close operation. To
  * get the result of the close operation, call Reader::close() manually.
  */
-Reader::~Reader()
+Reader::~Reader() noexcept
 {
     (void) close();
 }
diff --git a/libmbbootimg/src/writer.cpp b/libmbbootimg/src/writer.cpp
index 588632125..8d304c816 100644
--- a/libmbbootimg/src/writer.cpp
+++ b/libmbbootimg/src/writer.cpp
@@ -192,9 +192,9 @@ namespace mb::bootimg
 
 using namespace detail;
 
-FormatWriter::FormatWriter() = default;
+FormatWriter::FormatWriter() noexcept = default;
 
-FormatWriter::~FormatWriter() = default;
+FormatWriter::~FormatWriter() noexcept = default;
 
 oc::result<void> FormatWriter::set_option(const char *key, const char *value)
 {
@@ -224,7 +224,7 @@ oc::result<void> FormatWriter::finish_entry(File &file)
 /*!
  * \brief Construct new Writer.
  */
-Writer::Writer()
+Writer::Writer() noexcept
     : m_state(WriterState::New)
     , m_owned_file()
     , m_file()
@@ -239,7 +239,7 @@ Writer::Writer()
  * destructor, it is not possible to get the result of the close operation. To
  * get the result of the close operation, call Writer::close() manually.
  */
-Writer::~Writer()
+Writer::~Writer() noexcept
 {
     (void) close();
 }