diff --git a/python/MDSplus/tests/connection_case.py b/python/MDSplus/tests/connection_case.py
index 7d3407c908..20c5c76718 100755
--- a/python/MDSplus/tests/connection_case.py
+++ b/python/MDSplus/tests/connection_case.py
@@ -69,7 +69,7 @@ def testnci(thick, local, con, nci):
                 print(nci, t, l, c)
                 raise
         server, server_port = self._setup_mdsip(
-            'ACTION_SERVER', 'ACTION_PORT', 7000+self.index, True)
+            'ACTION_SERVER', 'ACTION_PORT', 7500+self.index, True)
 
         svr, svr_log = self._start_mdsip(server, server_port, 'thick')
         try:
@@ -177,7 +177,7 @@ def requests(self, c, idx):
 
     def tcp(self):
         server, server_port = self._setup_mdsip(
-            'ACTION_SERVER', 'ACTION_PORT', 7010+self.index, True)
+            'ACTION_SERVER', 'ACTION_PORT', 7510+self.index, True)
         svr, svr_log = self._start_mdsip(server, server_port, 'tcp')
         try:
             self._thread_test(server)
@@ -212,7 +212,7 @@ def thread(test, name, node, count):
                   (name, i / (end-start), max_period))
 
         server, server_port = self._setup_mdsip(
-            'ACTION_SERVER', 'ACTION_PORT', 7020+self.index, True)
+            'ACTION_SERVER', 'ACTION_PORT', 7520+self.index, True)
         tempdir = tempfile.mkdtemp()
         try:
             svr, svr_log = self._start_mdsip(server, server_port, 'tcp')