diff --git a/pkgs/development/tools/misc/kool/default.nix b/pkgs/development/tools/misc/kool/default.nix
index dd5a79f17ee4..7c96ee3ee242 100644
--- a/pkgs/development/tools/misc/kool/default.nix
+++ b/pkgs/development/tools/misc/kool/default.nix
@@ -7,16 +7,16 @@
 
 buildGoModule rec {
   pname = "kool";
-  version = "3.2.0";
+  version = "3.3.0";
 
   src = fetchFromGitHub {
     owner = "kool-dev";
     repo = "kool";
     rev = version;
-    hash = "sha256-oMPzDU5MNIgxg7E2lgvgXEfO4W+VrFlLThOC9OEqhWo=";
+    hash = "sha256-AbE0MT55LQgDY/WZRs+kCfreLYtSyzmXkYIQmJC4Hbo=";
   };
 
-  vendorHash = "sha256-PmS96KVhe9TDmtYBx2hROLCbGMQ0OY3MN405dUmxPzk=";
+  vendorHash = "sha256-wzTsd2ITwnPFc85bXoZLLb9wKvHYOgnb1FGiFXLkkiE=";
 
   ldflags = [
     "-s"