diff --git a/pkgs/applications/misc/klayout/default.nix b/pkgs/applications/misc/klayout/default.nix
index 4f3e74c4a1ee..70875941883e 100644
--- a/pkgs/applications/misc/klayout/default.nix
+++ b/pkgs/applications/misc/klayout/default.nix
@@ -16,13 +16,13 @@
 
 mkDerivation rec {
   pname = "klayout";
-  version = "0.30.0";
+  version = "0.30.1";
 
   src = fetchFromGitHub {
     owner = "KLayout";
     repo = "klayout";
     rev = "v${version}";
-    hash = "sha256-i7MQqkVf+NZkmcf589BpLofwqc5KGxRNqdr1Go84M9A=";
+    hash = "sha256-5e697uEuH2r/k/5qSuluJ2qvgCqM/Z+O0fZ7Lygdvz4=";
   };
 
   postPatch = ''