diff --git a/pkgs/development/libraries/pangomm/default.nix b/pkgs/development/libraries/pangomm/default.nix
index 0de99ece5c43..6850c13b44e9 100644
--- a/pkgs/development/libraries/pangomm/default.nix
+++ b/pkgs/development/libraries/pangomm/default.nix
@@ -2,14 +2,14 @@
 
 let
   ver_maj = "2.40";
-  ver_min = "0";
+  ver_min = "1";
 in
 stdenv.mkDerivation rec {
   name = "pangomm-${ver_maj}.${ver_min}";
 
   src = fetchurl {
     url = "mirror://gnome/sources/pangomm/${ver_maj}/${name}.tar.xz";
-    sha256 = "03fpqdjp7plybf4zsgszbm8yhgl28vmajzfpmaqcsmyfvjlszl3x";
+    sha256 = "9762ee2a2d5781be6797448d4dd2383ce14907159b30bc12bf6b08e7227be3af";
   };
 
   nativeBuildInputs = [ pkgconfig ];