diff --git a/dmd2/dsymbol.h b/dmd2/dsymbol.h
index a10a46e9..9e32403c 100644
--- a/dmd2/dsymbol.h
+++ b/dmd2/dsymbol.h
@@ -95,7 +95,7 @@ struct TYPE;
 #endif
 
 #if IN_LLVM
-class IRState;
+struct IRState;
 namespace llvm
 {
     class Value;