1 files changed, 2 insertions, 1 deletions
diff --git a/qpid/cpp/src/qpid/broker/SelectorExpression.cpp b/qpid/cpp/src/qpid/broker/SelectorExpression.cpp
index 1e8a90ed4c..40fa16a4a2 100644
--- a/qpid/cpp/src/qpid/broker/SelectorExpression.cpp
+++ b/qpid/cpp/src/qpid/broker/SelectorExpression.cpp
@@ -375,6 +375,7 @@ public:
         Value vu(u->eval(env));
         if (!unknown(vu) && ve>vu) return BN_FALSE;
         if (unknown(vl) || unknown(vu)) return BN_UNKNOWN;
+        else if (numeric(ve) != numeric(vu) || numeric(ve) != numeric(vl)) return BN_FALSE;
         return BN_TRUE;
     }
 };
@@ -403,7 +404,7 @@ public:
         BoolOrNone r = BN_FALSE;
         for (std::size_t i = 0; i<l.size(); ++i){
             Value li(l[i].eval(env));
-            if (unknown(li)) {
+            if (unknown(li) || numeric(li) != numeric(ve)) {
                 r = BN_UNKNOWN;
                 continue;
             }