diff --git a/wiki-rtd/docs/wiki_development/testing/cooker-testing.md b/wiki-rtd/docs/wiki_development/testing/cooker-testing.md
index 7e28c46..b8bd8d1 100644
--- a/wiki-rtd/docs/wiki_development/testing/cooker-testing.md
+++ b/wiki-rtd/docs/wiki_development/testing/cooker-testing.md
@@ -67,7 +67,7 @@ You will get several warnings if you accidentally press it.
 
 ### Upgrading RetroDECK
 
-- After the installation is complete type:  `flatpak run --command=sh net.retrodeck.retrodeck` followed by `retrodeck`.
+- After the installation is complete type:  `flatpak run net.retrodeck.retrodeck --debug`.
 - Press the `Upgrade` button and keep the installation moving until all the steps are complete and RetroDECK will launch.
 - Quit RetroDECK again and save all the output from the terminal into a text file.