diff --git a/src/declarativeimports/core/framesvgitem.cpp b/src/declarativeimports/core/framesvgitem.cpp
--- a/src/declarativeimports/core/framesvgitem.cpp
+++ b/src/declarativeimports/core/framesvgitem.cpp
@@ -318,6 +318,10 @@
         prefixList = prefixes.toStringList();
     }
 
+    if (prefixList.isEmpty()) {
+        prefixList.append(QString());
+    }
+
     if (m_prefixes == prefixList) {
         return;
     }