diff --git a/nix/pkgs/baserow/default.nix b/nix/pkgs/baserow/default.nix
index 9c4081f3b2..8f02a2b827 100644
--- a/nix/pkgs/baserow/default.nix
+++ b/nix/pkgs/baserow/default.nix
@@ -92,6 +92,12 @@ in
       # Yeet. Just assume everything is installed in the environment already.
       > requirements/base.txt
     '';
+    postInstall = ''
+      comm -23 <(find $src/src/baserow/ -type d | sed "s,$src/src/baserow/,," | sort) <(find $out/${python.sitePackages}/baserow/ -type d | sed "s,$out/${python.sitePackages}/baserow/,," | sort) | while read missingDir; do
+        test -e "$out/${python.sitePackages}/baserow/$missingDir" && continue
+        cp -R "$src/src/baserow/$missingDir" "$out/${python.sitePackages}/baserow/$missingDir"
+      done
+    '';
     propagatedBuildInputs = oldAttrs.propagatedBuildInputs ++ (with python.pkgs; [
       baserow-premium-backend
     ]);