diff --git a/src/libCom/test/epicsMMIOTest.c b/src/libCom/test/epicsMMIOTest.c
index 0bf13fbd2..939627348 100644
--- a/src/libCom/test/epicsMMIOTest.c
+++ b/src/libCom/test/epicsMMIOTest.c
@@ -47,7 +47,7 @@ MAIN(epicsMMIOTest)
     STATIC_ASSERT(sizeof(H16)==2);
     STATIC_ASSERT(sizeof(H32)==4);
 
-    testPlan(0);
+    testPlan(14);
 
     testDiag("8-bit ops");