diff --git a/hgext/infinitepush/sqlindexapi.py b/hgext/infinitepush/sqlindexapi.py
--- a/hgext/infinitepush/sqlindexapi.py
+++ b/hgext/infinitepush/sqlindexapi.py
@@ -61,7 +61,7 @@
         while True:
             try:
                 self.sqlconn = mysql.connector.connect(
-                    force_ipv6=True, **self.sqlargs)
+                    force_ipv6=False, **self.sqlargs)
 
                 # Code is copy-pasted from hgsql. Bug fixes need to be
                 # back-ported!