diff --git a/Cargo.lock b/Cargo.lock
index fbc463c5..6bf3371a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -238,9 +238,9 @@ dependencies = [
 
 [[package]]
 name = "der"
-version = "0.8.0-rc.1"
+version = "0.8.0-rc.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "82db698b33305f0134faf590b9d1259dc171b5481ac41d5c8146c3b3ee7d4319"
+checksum = "a348a791b3df164315b6733835b128f52f99bd76bc3b19adbd574bde4a1be2e7"
 
 [[package]]
 name = "either"
diff --git a/Cargo.toml b/Cargo.toml
index 3f8fe059..f8fa1066 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -20,7 +20,7 @@ rust-version = "1.85"
 subtle = { version = "2.6", default-features = false }
 
 # optional dependencies
-der = { version = "0.8.0-rc.1", optional = true, default-features = false }
+der = { version = "0.8.0-rc.2", optional = true, default-features = false }
 hybrid-array = { version = "0.3", optional = true }
 num-traits = { version = "0.2.19", default-features = false }
 rand_core = { version = "0.9.2", optional = true, default-features = false }