diff --git a/pkgs/development/libraries/p11-kit/default.nix b/pkgs/development/libraries/p11-kit/default.nix
index 204de957f3df..3c82944baabe 100644
--- a/pkgs/development/libraries/p11-kit/default.nix
+++ b/pkgs/development/libraries/p11-kit/default.nix
@@ -4,13 +4,13 @@
 
 stdenv.mkDerivation rec {
   pname = "p11-kit";
-  version = "0.23.20";
+  version = "0.23.21";
 
   src = fetchFromGitHub {
     owner = "p11-glue";
     repo = pname;
     rev = version;
-    sha256 = "00xxhzgd7cpin9nzwrrzykvhjwqg5l45p0cq2gv68y3sxq2p9q6y";
+    sha256 = "1w24brn8j3vwfp07p2hldw2ci06pk1cx1dvjk8jjxkccp20fk958";
   };
 
   outputs = [ "out" "dev"];