diff --git a/pkgs/servers/x11/xorg/overrides.nix b/pkgs/servers/x11/xorg/overrides.nix
index 8317bd7ce6f..2f2270d536d 100644
--- a/pkgs/servers/x11/xorg/overrides.nix
+++ b/pkgs/servers/x11/xorg/overrides.nix
@@ -73,7 +73,7 @@ in
   libxcb = attrs : attrs // {
     nativeBuildInputs = [ args.python ];
     configureFlags = "--enable-xkb --enable-xinput";
-    outputs = [ "out" "dev" "doc" ];
+    outputs = [ "out" "dev" "man" "doc" ];
   };
 
   xcbproto = attrs : attrs // {
@@ -177,7 +177,7 @@ in
   };
 
   libXext = attrs: attrs // {
-    outputs = [ "out" "dev" "doc" ];
+    outputs = [ "out" "dev" "man" "doc" ];
     propagatedBuildInputs = [ xorg.xproto xorg.libXau ];
     preConfigure = setMalloc0ReturnsNullCrossCompiling;
   };
@@ -187,7 +187,7 @@ in
   };
 
   libXi = attrs: attrs // {
-    outputs = [ "out" "dev" "doc" ];
+    outputs = [ "out" "dev" "man" "doc" ];
     propagatedBuildInputs = [ xorg.libXfixes ];
   };