diff --git a/src/providers/memory/memoryprovider.cpp b/src/providers/memory/memoryprovider.cpp
index a5f45460405..d1d7e3d0a56 100644
--- a/src/providers/memory/memoryprovider.cpp
+++ b/src/providers/memory/memoryprovider.cpp
@@ -284,7 +284,7 @@ bool QgsMemoryProvider::addAttributes(const QgsNewAttributesMap & attributes)
       type = QVariant::String;
     else
     {
-      QgsDebugMsg("Field type not supported: "+type);
+      QgsDebugMsg("Field type not supported: "+typeName);
       continue;
     }