diff --git a/core/vm/errors.go b/core/vm/errors.go
index f6e4b6acd0..9f6605f030 100644
--- a/core/vm/errors.go
+++ b/core/vm/errors.go
@@ -111,7 +111,7 @@ func (e *VMError) Error() string {
 }
 
 func (e *VMError) Unwrap() error {
-	return errors.Unwrap(e.error)
+	return e.error
 }
 
 func (e *VMError) ErrorCode() int {