diff --git a/libsolidity/ast/AST.h b/libsolidity/ast/AST.h
index 4bbacbdf3..3d64c828f 100644
--- a/libsolidity/ast/AST.h
+++ b/libsolidity/ast/AST.h
@@ -1039,7 +1039,7 @@ public:
 		ContractDefinition const*
 	) const override
 	{
-		solAssert(false, "Tried to resolve virtual event.");
+		return *this;
 	}
 
 private: