diff --git a/xpinstall/src/nsXPIProxy.h b/xpinstall/src/nsXPIProxy.h
index fe22888b834..4f90fcd233e 100644
--- a/xpinstall/src/nsXPIProxy.h
+++ b/xpinstall/src/nsXPIProxy.h
@@ -35,8 +35,8 @@ class nsXPIProxy : public nsPIXPIProxy
         nsXPIProxy();
         virtual ~nsXPIProxy();
 
-        NS_DECL_ISUPPORTS;
-        NS_DECL_NSPIXPIPROXY;
+        NS_DECL_ISUPPORTS
+        NS_DECL_NSPIXPIPROXY
 };
 
 #endif /* nsXPIProxy_h__ */