diff --git a/pkgs/by-name/mo/mongoc/package.nix b/pkgs/by-name/mo/mongoc/package.nix
index 5812ffda8bef..74c92b65168f 100644
--- a/pkgs/by-name/mo/mongoc/package.nix
+++ b/pkgs/by-name/mo/mongoc/package.nix
@@ -14,13 +14,13 @@
 
 stdenv.mkDerivation rec {
   pname = "mongoc";
-  version = "1.30.2";
+  version = "1.30.3";
 
   src = fetchFromGitHub {
     owner = "mongodb";
     repo = "mongo-c-driver";
     tag = version;
-    hash = "sha256-RDUrD8MPZd1VBePyR+L5GiT/j5EZIY1KHLQKG5MsuSM=";
+    hash = "sha256-3mzqsrbXfrtAAC5igIna5dAgU8FH23lkMS2IacVlCmI=";
   };
 
   nativeBuildInputs = [