1 files changed, 1 insertions, 1 deletions
diff --git a/cpp/include/qmf/Agent.h b/cpp/include/qmf/Agent.h
index 8c0f48b8b1..94083be4f3 100644
--- a/cpp/include/qmf/Agent.h
+++ b/cpp/include/qmf/Agent.h
@@ -42,7 +42,7 @@ namespace qmf {
     class SchemaId;
     class Schema;
 
-    class Agent : public qmf::Handle<AgentImpl> {
+    class QMF_CLASS_EXTERN Agent : public qmf::Handle<AgentImpl> {
     public:
         QMF_EXTERN Agent(AgentImpl* impl = 0);
         QMF_EXTERN Agent(const Agent&);