diff --git a/Cargo.lock b/Cargo.lock
index b0e5517e9..421cfaedf 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -263,16 +263,25 @@ dependencies = [
 
 [[package]]
 name = "idna"
-version = "1.0.2"
+version = "1.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bd69211b9b519e98303c015e21a007e293db403b6c85b9b124e133d25e242cdd"
+checksum = "686f825264d630750a544639377bae737628043f20d38bbc029e8f29ea968a7e"
 dependencies = [
- "icu_normalizer",
- "icu_properties",
+ "idna_adapter",
  "smallvec",
  "utf8_iter",
 ]
 
+[[package]]
+name = "idna_adapter"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "daca1df1c957320b2cf139ac61e7bd64fed304c5040df000a745aa1de3b4ef71"
+dependencies = [
+ "icu_normalizer",
+ "icu_properties",
+]
+
 [[package]]
 name = "indexmap"
 version = "2.2.6"
@@ -431,7 +440,7 @@ dependencies = [
  "base64",
  "enum_dispatch",
  "hex",
- "idna 1.0.2",
+ "idna 1.0.3",
  "jiter",
  "num-bigint",
  "pyo3",
diff --git a/Cargo.toml b/Cargo.toml
index e857cbe1d..0a33390d5 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -41,7 +41,7 @@ smallvec = "1.13.2"
 ahash = "0.8.10"
 url = "2.5.0"
 # idna is already required by url, added here to be explicit
-idna = "1.0.2"
+idna = "1.0.3"
 base64 = "0.22.1"
 num-bigint = "0.4.6"
 python3-dll-a = "0.2.10"