1 files changed, 2 insertions, 3 deletions
diff --git a/src/sp-pattern.h b/src/sp-pattern.h
index 145bb934e..a5e7be1d4 100644
--- a/src/sp-pattern.h
+++ b/src/sp-pattern.h
@@ -129,9 +129,8 @@ public:
     }
 
 protected:
-    virtual bool _acceptObject(SPObject *obj) const
-    {
-        return SP_IS_PATTERN(obj);
+    virtual bool _acceptObject(SPObject *obj) const {
+        return SP_IS_PATTERN (obj)&& URIReference::_acceptObject(obj);
     }
 };