diff --git a/scripts/init_venv.py b/scripts/init_venv.py
index ede693310..373f1a738 100644
--- a/scripts/init_venv.py
+++ b/scripts/init_venv.py
@@ -261,6 +261,8 @@ def main():
     if not restored:
         create_venv()
 
+    # buildbot seems to show output in the wrong order sometimes?!
+    sys.stdout.flush()
     utils.print_title("Calling: setup.py develop")
     venv_python('setup.py', 'develop')