diff --git a/pkgs/by-name/op/open62541/package.nix b/pkgs/by-name/op/open62541/package.nix
index 49099e7b0e73..832d376145e1 100644
--- a/pkgs/by-name/op/open62541/package.nix
+++ b/pkgs/by-name/op/open62541/package.nix
@@ -30,13 +30,13 @@ in
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "open62541";
-  version = "1.4.1";
+  version = "1.4.2";
 
   src = fetchFromGitHub {
     owner = "open62541";
     repo = "open62541";
     rev = "v${finalAttrs.version}";
-    hash = "sha256-An8Yg6VSelNV/7poLEOjeiIb0+eMoQWG7sYqhytEKMA=";
+    hash = "sha256-ziKtRojc/MqRPG//HPESzJa0W0YaHOlz2Mi35UujOkU=";
     fetchSubmodules = true;
   };