diff --git a/pkgs/by-name/_4/_4ti2/package.nix b/pkgs/by-name/_4/_4ti2/package.nix
index 48e6928fe25c..bb9fc9252f2d 100644
--- a/pkgs/by-name/_4/_4ti2/package.nix
+++ b/pkgs/by-name/_4/_4ti2/package.nix
@@ -9,13 +9,13 @@
 
 stdenv.mkDerivation rec {
   pname = "4ti2";
-  version = "1.6.12";
+  version = "1.6.13";
 
   src = fetchFromGitHub {
     owner = "4ti2";
     repo = "4ti2";
     rev = "Release_${builtins.replaceStrings [ "." ] [ "_" ] version}";
-    hash = "sha256-B01KfZUlG50qCjVLy8+nql8AR+exNMLDWHGhTDhOpg0=";
+    hash = "sha256-gbYG55LfVhjJJFJu0L8AWIAnFDViHIW2N1qtS8xOFAc=";
   };
 
   nativeBuildInputs = [