diff --git a/pkgs/by-name/fo/fosrl-gerbil/package.nix b/pkgs/by-name/fo/fosrl-gerbil/package.nix
index ef889f08cf18..6795a2c62b3e 100644
--- a/pkgs/by-name/fo/fosrl-gerbil/package.nix
+++ b/pkgs/by-name/fo/fosrl-gerbil/package.nix
@@ -7,16 +7,16 @@
 
 buildGoModule (finalAttrs: {
   pname = "gerbil";
-  version = "1.3.1";
+  version = "1.4.0";
 
   src = fetchFromGitHub {
     owner = "fosrl";
     repo = "gerbil";
     tag = finalAttrs.version;
-    hash = "sha256-liz1v0vMYH9AbGmKHZV7IBYBAT8fkjUsGzNqRXYDmpU=";
+    hash = "sha256-SKpXWlpMkmo5Qwdi/MylqNIBvP4jEHSZfP5BjQD1nVs=";
   };
 
-  vendorHash = "sha256-NtyU/zKysl9h0wqOtwizrOAJK5ODIc8ZvVtbkogBhm8=";
+  vendorHash = "sha256-k5G8mkqrezRYY2lH1kbMMcW8GsUkyDaPglLEAzJIxYo=";
 
   # patch out the /usr/sbin/iptables
   postPatch = ''