diff --git a/pkgs/applications/networking/instant-messengers/deltachat-desktop/default.nix b/pkgs/applications/networking/instant-messengers/deltachat-desktop/default.nix
index a8842b14a6de..94ffd40364c0 100644
--- a/pkgs/applications/networking/instant-messengers/deltachat-desktop/default.nix
+++ b/pkgs/applications/networking/instant-messengers/deltachat-desktop/default.nix
@@ -81,7 +81,7 @@ in nodePackages.deltachat-desktop.override rec {
   postInstall = ''
     rm -r node_modules/deltachat-node/node/prebuilds
 
-    npm run build
+    npm run build4production
 
     npm prune --production