diff --git a/openjdkjvmti/art_jvmti.h b/openjdkjvmti/art_jvmti.h
index 97801e0..682b82b 100644
--- a/openjdkjvmti/art_jvmti.h
+++ b/openjdkjvmti/art_jvmti.h
@@ -68,7 +68,7 @@
   jvmtiCapabilities capabilities;
 
   EventMasks event_masks;
-  std::unique_ptr<jvmtiEventCallbacks> event_callbacks;
+  std::unique_ptr<ArtJvmtiEventCallbacks> event_callbacks;
 
   // Tagging is specific to the jvmtiEnv.
   std::unique_ptr<ObjectTagTable> object_tag_table;