diff --git a/pressure-vessel-test-ui b/pressure-vessel-test-ui
index ded3e12cee88f7e81627f365e63067bdbb0a31ac..e3aae0e697cbe500d1dfdf53b3071a881b0f27de 100755
--- a/pressure-vessel-test-ui
+++ b/pressure-vessel-test-ui
@@ -250,7 +250,6 @@ class Gui:
     def run_cb(self, _ignored=None):
         # type: (typing.Any) -> None
 
-
         argv = [
             'env',
             'G_MESSAGES_DEBUG=all',