diff --git a/pkgs/tools/text/ugrep/default.nix b/pkgs/tools/text/ugrep/default.nix
index cad0f96998cf..42711a2c5913 100644
--- a/pkgs/tools/text/ugrep/default.nix
+++ b/pkgs/tools/text/ugrep/default.nix
@@ -11,13 +11,13 @@
 
 stdenv.mkDerivation rec {
   pname = "ugrep";
-  version = "3.9.0";
+  version = "3.9.1";
 
   src = fetchFromGitHub {
     owner = "Genivia";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-9tHSdO9VlsbLqFFA/CKhbPvstU3+26jBaBw/tX5qJnw=";
+    sha256 = "sha256-KDAuGFoUJxaa0noW739+gxeHKZeouu14EDla0lWwaIQ=";
   };
 
   buildInputs = [