diff --git a/pkgs/by-name/i3/i3/package.nix b/pkgs/by-name/i3/i3/package.nix
index 7a2432747630..dab8b208f809 100644
--- a/pkgs/by-name/i3/i3/package.nix
+++ b/pkgs/by-name/i3/i3/package.nix
@@ -39,13 +39,13 @@
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "i3";
-  version = "4.24";
+  version = "4.25.1";
 
   src = fetchFromGitHub {
     owner = "i3";
     repo = "i3";
     tag = finalAttrs.version;
-    hash = "sha256-2tuhfB/SMN+osCBfZtw/yDPhNNEhBH4Qo6dexpqVWYk=";
+    hash = "sha256-gXm0jzRAHXnjEfmUtlB+Pr/ZNNuZVRk6KWBCxRNDneU=";
   };
 
   nativeBuildInputs = [
@@ -91,13 +91,6 @@ stdenv.mkDerivation (finalAttrs: {
 
   postPatch = ''
     patchShebangs .
-
-    # This testcase generates a Perl executable file with a shebang, and
-    # patchShebangs can't replace a shebang in the middle of a file.
-    if [ -f testcases/t/318-i3-dmenu-desktop.t ]; then
-      substituteInPlace testcases/t/318-i3-dmenu-desktop.t \
-        --replace-fail "#!/usr/bin/env perl" "#!${lib.getExe perl}"
-    fi
   '';
 
   # xvfb-run is available only on Linux