diff --git a/compiler/driver/compiler_driver.h b/compiler/driver/compiler_driver.h
index 80a6796..ac70e5a 100644
--- a/compiler/driver/compiler_driver.h
+++ b/compiler/driver/compiler_driver.h
@@ -52,6 +52,7 @@
 class OatWriter;
 class ParallelCompilationManager;
 class ScopedObjectAccess;
+template<class T> class SirtRef;
 class TimingLogger;
 class VerificationResults;
 class VerifiedMethod;