diff --git a/Checkpoint.h b/Checkpoint.h
index 81fba99..54574a7 100644
--- a/Checkpoint.h
+++ b/Checkpoint.h
@@ -28,7 +28,7 @@
 
 void cp_abortChanges();
 
-bool cp_needRollback(const std::string& id);
+bool cp_needsRollback();
 
 bool cp_needsCheckpoint();