diff --git a/src/appleseed/renderer/modeling/scene/containers.h b/src/appleseed/renderer/modeling/scene/containers.h
index a0367ab42b..a72dbec69d 100644
--- a/src/appleseed/renderer/modeling/scene/containers.h
+++ b/src/appleseed/renderer/modeling/scene/containers.h
@@ -91,6 +91,8 @@ class ExceptionUnknownEntity
         const char*     entity_name,
         const Entity*   context = 0);
 
+    virtual ~ExceptionUnknownEntity() throw() {}
+
     const std::string& get_context_path() const;
 
   private: