diff --git a/pkgs/by-name/ke/keymapper/package.nix b/pkgs/by-name/ke/keymapper/package.nix
index a0e2150c03c2..1516663762b1 100644
--- a/pkgs/by-name/ke/keymapper/package.nix
+++ b/pkgs/by-name/ke/keymapper/package.nix
@@ -16,13 +16,13 @@
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "keymapper";
-  version = "4.9.0";
+  version = "4.9.1";
 
   src = fetchFromGitHub {
     owner = "houmain";
     repo = "keymapper";
     rev = finalAttrs.version;
-    hash = "sha256-GckqlKpF1N7Khq/9ju1IG1+jfPBuWhFAHhYnlCMC5Cw=";
+    hash = "sha256-i/iAOj2fdC4XeC3XbQU0BPoY36Ccva5YaYIvDdrmCD8=";
   };
 
   # all the following must be in nativeBuildInputs