diff --git a/pkgs/top-level/perl-packages.nix b/pkgs/top-level/perl-packages.nix
index 923ca77ea8a..c8ea7710d5a 100644
--- a/pkgs/top-level/perl-packages.nix
+++ b/pkgs/top-level/perl-packages.nix
@@ -5460,10 +5460,10 @@ let self = _self // overrides; _self = with self; {
   };
 
   Glib = buildPerlPackage rec {
-    name = "Glib-1.320";
+    name = "Glib-1.321";
     src = fetchurl {
       url = "mirror://cpan/authors/id/X/XA/XAOC/${name}.tar.gz";
-      sha256 = "15mrwscqjgwpkw9n4x6rakr9rjz2ss8d90k574fs5wx9cmgg3np3";
+      sha256 = "0h4cfxrxcf1mrdab5n5kk0smsi8vcrfnmcw1k6xw87r4vbifnxdr";
     };
     buildInputs = [ ExtUtilsDepends ExtUtilsPkgConfig pkgs.glib ];
     meta = {