diff --git a/pkgs/by-name/me/mediawiki/package.nix b/pkgs/by-name/me/mediawiki/package.nix
index cfe9d7913fe2..27633be8b1c4 100644
--- a/pkgs/by-name/me/mediawiki/package.nix
+++ b/pkgs/by-name/me/mediawiki/package.nix
@@ -8,11 +8,11 @@
 
 stdenvNoCC.mkDerivation rec {
   pname = "mediawiki";
-  version = "1.42.3";
+  version = "1.42.6";
 
   src = fetchurl {
     url = "https://releases.wikimedia.org/mediawiki/${lib.versions.majorMinor version}/mediawiki-${version}.tar.gz";
-    hash = "sha256-4FVjA/HYRnnNk5sykMyrP4nLxp02B/8dRJymxZU7ILw=";
+    hash = "sha256-NqoZRCoGhfqqXqOKeoVZ+MjpkovPH3XQioY9kGYRW2A=";
   };
 
   postPatch = ''