diff --git a/pkgs/by-name/gs/gsimplecal/package.nix b/pkgs/by-name/gs/gsimplecal/package.nix
index 3ed9edbfae05..443c18f0ff38 100644
--- a/pkgs/by-name/gs/gsimplecal/package.nix
+++ b/pkgs/by-name/gs/gsimplecal/package.nix
@@ -10,13 +10,13 @@
 
 stdenv.mkDerivation rec {
   pname = "gsimplecal";
-  version = "2.5.1";
+  version = "2.5.2";
 
   src = fetchFromGitHub {
     owner = "dmedvinsky";
     repo = "gsimplecal";
     rev = "v${version}";
-    sha256 = "sha256-Q8vK+rIRr+Tzwq0Xw5a1pYoLkSwF6PEdqc3/Dk01++o=";
+    sha256 = "sha256-OaXZ/ch/Os6oi6V75Sy+QHeIGolwtieecFuLy4998yc=";
   };
 
   postPatch = ''