diff --git a/Cargo.lock b/Cargo.lock
index 3eb23b4..cd7c597 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2025,6 +2025,12 @@ version = "1.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6ce2be8dc25455e1f91df71bfa12ad37d7af1092ae736f3a6cd0e37bc7810596"
 
+[[package]]
+name = "static_assertions"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a2eb9349b6444b326872e140eb1cf5e7c522154d69e7a0ffb0fb81c06b37543f"
+
 [[package]]
 name = "subtle"
 version = "2.6.1"
@@ -2127,6 +2133,7 @@ dependencies = [
  "sha1",
  "sha2",
  "socket2 0.5.10",
+ "static_assertions",
  "subtle",
  "thiserror 2.0.18",
  "tokio",
diff --git a/Cargo.toml b/Cargo.toml
index cab7349..51060d2 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -70,6 +70,7 @@ tokio-test = "0.4"
 criterion = "0.5"
 proptest = "1.4"
 futures = "0.3"
+static_assertions = "1.1"
 
 [[bench]]
 name = "crypto_bench"