diff --git a/options/locale/locale_en-US.ini b/options/locale/locale_en-US.ini
index b83fb6369..a20797df3 100755
--- a/options/locale/locale_en-US.ini
+++ b/options/locale/locale_en-US.ini
@@ -1058,6 +1058,7 @@ modify_image=Modify Image
 image_exist=Image name has been used, please use a new one.
 image_committing=Image is submitting, please try again later.
 image_commit_fail=Failed to submit image, please try again later.
+image_over_20g=Failed to submit image, the size of image can not be over 20GB.
 image_not_exist=Image does not exits.
 image_edit_fail=Failed to edit image, please try again later.
 image_delete_fail=Failed to delete image, please try again later.
diff --git a/options/locale/locale_zh-CN.ini b/options/locale/locale_zh-CN.ini
index c6f7e51fd..5a9d02dff 100755
--- a/options/locale/locale_zh-CN.ini
+++ b/options/locale/locale_zh-CN.ini
@@ -1059,6 +1059,7 @@ modify_image=修改镜像
 image_exist=镜像Tag已被使用，请修改镜像Tag。
 image_committing=镜像正在提交中，请稍后再试。
 image_commit_fail=提交镜像失败，请稍后再试。
+image_over_20g=提交镜像失败，镜像大小不能超过20GB。
 image_not_exist=镜像不存在。
 image_edit_fail=编辑镜像失败，请稍后再试。
 image_delete_fail=删除镜像失败，请稍后再试。
diff --git a/routers/repo/cloudbrain.go b/routers/repo/cloudbrain.go
index 73aa9b791..9311ddeac 100755
--- a/routers/repo/cloudbrain.go
+++ b/routers/repo/cloudbrain.go
@@ -1147,6 +1147,8 @@ func CloudBrainCommitImage(ctx *context.Context, form auth.CommitImageCloudBrain
 
 		} else if models.IsErrorImageCommitting(err) {
 			ctx.JSON(200, models.BaseErrorMessage(ctx.Tr("repo.image_committing")))
+		} else if isOver20GError(err) {
+			ctx.JSON(200, models.BaseErrorMessage(ctx.Tr("repo.image_over_20g")))
 		} else {
 			ctx.JSON(200, models.BaseErrorMessage(ctx.Tr("repo.image_commit_fail")))
 		}
@@ -1156,6 +1158,10 @@ func CloudBrainCommitImage(ctx *context.Context, form auth.CommitImageCloudBrain
 	ctx.JSON(200, models.BaseOKMessage)
 }
 
+func isOver20GError(err error) bool {
+	return strings.Contains(err.Error(), "over max image size 20GB")
+}
+
 func checkTopics(Topics string) ([]string, string) {
 	var topics = make([]string, 0)
 	var topicsStr = strings.TrimSpace(Topics)