diff --git a/pkgs/development/libraries/libgtop/default.nix b/pkgs/development/libraries/libgtop/default.nix
index b592f458c6ce..b9ae43a7c8b9 100644
--- a/pkgs/development/libraries/libgtop/default.nix
+++ b/pkgs/development/libraries/libgtop/default.nix
@@ -1,10 +1,10 @@
 { stdenv, fetchurl, glib, pkgconfig, perl, intltool }:
 stdenv.mkDerivation {
-  name = "libgtop-2.28.4";
+  name = "libgtop-2.28.5";
 
   src = fetchurl {
-    url = mirror://gnome/sources/libgtop/2.28/libgtop-2.28.4.tar.xz;
-    sha256 = "1n71mg82k8m7p6kh06vgb1hk4y9cqwk1lva53pl7w9j02pyrqqdn";
+    url = mirror://gnome/sources/libgtop/2.28/libgtop-2.28.5.tar.xz;
+    sha256 = "0hik1aklcn79irgw1xf7d6cfkw8hzmy46r9jyfhp32aawisc24n8";
   };
 
   propagatedBuildInputs = [ glib ];