diff --git a/django/test/utils.py b/django/test/utils.py
index b1c528873c..41de932964 100644
--- a/django/test/utils.py
+++ b/django/test/utils.py
@@ -74,7 +74,10 @@ def teardown_test_environment():
 def _set_autocommit(connection):
     "Make sure a connection is in autocommit mode."
     if hasattr(connection.connection, "autocommit"):
-        connection.connection.autocommit(True)
+        if callable(connection.connection.autocommit):
+            connection.connection.autocommit(True)
+        else:
+            connection.connection.autocommit = True
     elif hasattr(connection.connection, "set_isolation_level"):
         connection.connection.set_isolation_level(0)