diff --git a/pkgs/data/documentation/man-pages/default.nix b/pkgs/data/documentation/man-pages/default.nix
index 3ee2242adec..06ba18d1b92 100644
--- a/pkgs/data/documentation/man-pages/default.nix
+++ b/pkgs/data/documentation/man-pages/default.nix
@@ -2,17 +2,19 @@
 
 stdenv.mkDerivation rec {
   name = "man-pages-${version}";
-  version = "4.05";
+  version = "4.06";
 
   src = fetchurl {
     url = "mirror://kernel/linux/docs/man-pages/${name}.tar.xz";
-    sha256 = "03d6aqgvhcsyciwdhl50h9bwn53iivvd7rbnh8als2ia9jwm2026";
+    sha256 = "0vv056k9yyf05dqal9m2pq3pv9c8lnp7i5rjxvcnic6aq7vyrafb";
   };
 
   # keep developer docs separately (man2 and man3)
   outputs = [ "out" "docdev" ];
   makeFlags = [ "MANDIR=$(out)/share/man" ];
-  postFixup = ''moveToOutput share/man/man2 "$docdev" '';
+  postFixup = ''
+    moveToOutput share/man/man2 "$docdev"
+  '';
 
   meta = with stdenv.lib; {
     description = "Linux development manual pages";