diff --git a/pkgs/tools/networking/mockoon/default.nix b/pkgs/tools/networking/mockoon/default.nix
index 9f5f579e5889..63e4e3c28030 100644
--- a/pkgs/tools/networking/mockoon/default.nix
+++ b/pkgs/tools/networking/mockoon/default.nix
@@ -5,11 +5,11 @@
 
 let
   pname = "mockoon";
-  version = "5.0.0";
+  version = "5.1.0";
 
   src = fetchurl {
     url = "https://github.com/mockoon/mockoon/releases/download/v${version}/mockoon-${version}.AppImage";
-    hash = "sha256-CxWjnDNobeDbvNx5gVLGfVxrQyMITZJYmJMzf2XlzQQ=";
+    hash = "sha256-FF2F16ulKerNnwgumaz2Theff7pRN4Up3FooCNW8kbg=";
   };
 
   appimageContents = appimageTools.extractType2 {