diff --git a/libmbsign/CMakeLists.txt b/libmbsign/CMakeLists.txt
index 0cce9588d..f6d20b551 100644
--- a/libmbsign/CMakeLists.txt
+++ b/libmbsign/CMakeLists.txt
@@ -17,7 +17,7 @@ foreach(variant ${variants})
         ${lib_target}
         ${uvariant}
         src/error.cpp
-        src/mbsign.cpp
+        src/sign.cpp
     )
 
     # Includes
diff --git a/libmbsign/include/mbsign/mbsign.h b/libmbsign/include/mbsign/sign.h
similarity index 95%
rename from libmbsign/include/mbsign/mbsign.h
rename to libmbsign/include/mbsign/sign.h
index 7c793317e..01a7e6550 100644
--- a/libmbsign/include/mbsign/mbsign.h
+++ b/libmbsign/include/mbsign/sign.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016  Andrew Gunnerson <andrewgunnerson@gmail.com>
+ * Copyright (C) 2016-2018  Andrew Gunnerson <andrewgunnerson@gmail.com>
  *
  * This file is part of DualBootPatcher
  *
diff --git a/libmbsign/src/mbsign.cpp b/libmbsign/src/sign.cpp
similarity index 99%
rename from libmbsign/src/mbsign.cpp
rename to libmbsign/src/sign.cpp
index 2bbf21da2..424881d08 100644
--- a/libmbsign/src/mbsign.cpp
+++ b/libmbsign/src/sign.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016  Andrew Gunnerson <andrewgunnerson@gmail.com>
+ * Copyright (C) 2016-2018  Andrew Gunnerson <andrewgunnerson@gmail.com>
  *
  * This file is part of DualBootPatcher
  *
@@ -17,7 +17,7 @@
  * along with DualBootPatcher.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "mbsign/mbsign.h"
+#include "mbsign/sign.h"
 
 #include <memory>
 #include <string>
diff --git a/libmbsign/tests/test_sign.cpp b/libmbsign/tests/test_sign.cpp
index 147f92135..b2e0cb919 100644
--- a/libmbsign/tests/test_sign.cpp
+++ b/libmbsign/tests/test_sign.cpp
@@ -25,7 +25,7 @@
 #include <openssl/pem.h>
 #include <openssl/rsa.h>
 
-#include "mbsign/mbsign.h"
+#include "mbsign/sign.h"
 
 using ScopedBIGNUM = std::unique_ptr<BIGNUM, decltype(BN_free) *>;
 using ScopedBIO = std::unique_ptr<BIO, decltype(BIO_free) *>;
diff --git a/mbtool/signature.cpp b/mbtool/signature.cpp
index cc6552b6f..963add594 100644
--- a/mbtool/signature.cpp
+++ b/mbtool/signature.cpp
@@ -39,7 +39,7 @@
 #endif
 
 #include "mblog/logging.h"
-#include "mbsign/mbsign.h"
+#include "mbsign/sign.h"
 
 #include "validcerts.h"
 
diff --git a/signtool/signtool.cpp b/signtool/signtool.cpp
index 7af73440a..885e3e4ab 100644
--- a/signtool/signtool.cpp
+++ b/signtool/signtool.cpp
@@ -26,7 +26,7 @@
 #include <openssl/err.h>
 
 // libmbsign
-#include "mbsign/mbsign.h"
+#include "mbsign/sign.h"
 
 using ScopedBIO = std::unique_ptr<BIO, decltype(BIO_free) *>;