diff --git a/opal/class/opal_pointer_array.c b/opal/class/opal_pointer_array.c
index d84f5a8060..827fd6b7a2 100644
--- a/opal/class/opal_pointer_array.c
+++ b/opal/class/opal_pointer_array.c
@@ -59,8 +59,11 @@ static void opal_pointer_array_destruct(opal_pointer_array_t *array)
     /* free table */
     if( NULL != array->addr) {
         free(array->addr);
+        array->addr = NULL;
     }
 
+    array->size = 0;
+
     OBJ_DESTRUCT(&array->lock);
 }