diff --git a/pkgs/development/tools/analysis/checkstyle/default.nix b/pkgs/development/tools/analysis/checkstyle/default.nix
index ae95157a8e5e..11c2178b6987 100644
--- a/pkgs/development/tools/analysis/checkstyle/default.nix
+++ b/pkgs/development/tools/analysis/checkstyle/default.nix
@@ -1,12 +1,12 @@
 { lib, stdenv, fetchurl, makeWrapper, jre }:
 
 stdenv.mkDerivation rec {
-  version = "8.42";
+  version = "8.43";
   pname = "checkstyle";
 
   src = fetchurl {
     url = "https://github.com/checkstyle/checkstyle/releases/download/checkstyle-${version}/checkstyle-${version}-all.jar";
-    sha256 = "sha256-SYLr6qQp/kHzviwzCaXEnYTHHuH3j5ZzRLi8gs8xAao=";
+    sha256 = "sha256-jb864Kr5Hx/e2OIRYPLJGkRIsxT/cebLnOGGy1YtJY8=";
   };
 
   nativeBuildInputs = [ makeWrapper ];