diff --git a/models/error.go b/models/error.go
index f1d240444..79322c5d7 100644
--- a/models/error.go
+++ b/models/error.go
@@ -1407,7 +1407,7 @@ func (err *ErrPushRejected) GenerateMessage() {
 		}
 		i += 8
 		nl := strings.IndexByte(err.StdErr[i:], '\n')
-		if nl > 0 {
+		if nl >= 0 {
 			messageBuilder.WriteString(err.StdErr[i : i+nl+1])
 			i = i + nl + 1
 		} else {