diff --git a/ops/nixos/lib/home-manager/common.nix b/ops/nixos/lib/home-manager/common.nix
index d2d354ff11..738bfcb7a2 100644
--- a/ops/nixos/lib/home-manager/common.nix
+++ b/ops/nixos/lib/home-manager/common.nix
@@ -141,5 +141,10 @@ in
     iotop
   ]));
 
+  # No manuals.
+  manual.manpages.enable = false;
+  manual.json.enable = false;
+  manual.html.enable = false;
+
   home.stateVersion = "20.09";
 }