diff --git a/pkgs/development/tools/ktlint/default.nix b/pkgs/development/tools/ktlint/default.nix
index 96a98222caaa..81bb656bdc57 100644
--- a/pkgs/development/tools/ktlint/default.nix
+++ b/pkgs/development/tools/ktlint/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   pname = "ktlint";
-  version = "0.43.0";
+  version = "0.43.1";
 
   src = fetchurl {
     url = "https://github.com/pinterest/ktlint/releases/download/${version}/ktlint";
-    sha256 = "0vrfxmqnwwgij8hrcbzp3j0vg90w55r6kw4zhqmjsnnsg29gc82s";
+    sha256 = "1qcalpimgsm5s3xhssrnanryra4dp2if9y4647aimydwvfhi05df";
   };
 
   nativeBuildInputs = [ makeWrapper ];