diff --git a/impl/rust/pqf-reader/Cargo.toml b/impl/rust/pqf-reader/Cargo.toml
index 5b6ac1a..0e90517 100644
--- a/impl/rust/pqf-reader/Cargo.toml
+++ b/impl/rust/pqf-reader/Cargo.toml
@@ -25,7 +25,7 @@ ml-dsa = "0.0.4"
 
 # AEAD + hashing + KDF
 aes-gcm = "0.10"
-sha2 = "0.10"
+sha2 = "0.11"
 hkdf = "0.12"
 
 # Encoding utilities