diff --git a/src/org/olap4j/driver/xmla/XmlaOlap4jConnection.java b/src/org/olap4j/driver/xmla/XmlaOlap4jConnection.java
index ce3a6be..ae8a138 100644
--- a/src/org/olap4j/driver/xmla/XmlaOlap4jConnection.java
+++ b/src/org/olap4j/driver/xmla/XmlaOlap4jConnection.java
@@ -316,6 +316,12 @@ static boolean acceptsURL(String url) {
     String makeConnectionPropertyList() {
         StringBuilder buf = new StringBuilder();
         for (String prop : databaseProperties.keySet()) {
+            if (prop.startsWith(
+                XmlaOlap4jDriver.Property.CACHE.name()))
+            {
+                // Skip over the pass-through properties for the cache.
+                continue;
+            }
             try {
                 XmlaOlap4jDriver.Property.valueOf(prop);
                 continue;