diff --git a/test/OLItest/globals.py b/test/OLItest/globals.py
index 5d1f122..88806f2 100644
--- a/test/OLItest/globals.py
+++ b/test/OLItest/globals.py
@@ -33,5 +33,7 @@ localfolders =
 
 [Repository IMAP]
 type=IMAP
+# Don't hammer the server with too many connection attempts:
+maxconnections=1
 folderfilter= lambda f: f.startswith('INBOX.OLItest')
 """)