diff --git a/pkgs/applications/networking/mailreaders/mailnag/default.nix b/pkgs/applications/networking/mailreaders/mailnag/default.nix
index 6d315049d24..d74797dbc50 100644
--- a/pkgs/applications/networking/mailreaders/mailnag/default.nix
+++ b/pkgs/applications/networking/mailreaders/mailnag/default.nix
@@ -16,7 +16,7 @@
 # Available plugins (can be overriden)
 , availablePlugins
 # Used in the withPlugins interface at passthru, can be overrided directly, or
-# prefarably via e.g: `mailnag.withPlugins(["goa"])`
+# prefarably via e.g: `mailnag.withPlugins([mailnag.availablePlugins.goa])`
 , mailnag
 , userPlugins ? [ ]
 , pluginsDeps ? [ ]
@@ -72,7 +72,10 @@ python3Packages.buildPythonApplication rec {
         pluginsDeps = lib.flatten (lib.catAttrs "buildInputs" plugs);
         self = mailnag;
       in
-        self.override { userPlugins = plugs; };
+        self.override {
+          userPlugins = plugs;
+          inherit pluginsDeps;
+        };
   };
 
   # See https://nixos.org/nixpkgs/manual/#ssec-gnome-common-issues-double-wrapped