diff --git a/src/pages/policyRegulation/policy/components/editDrawer.vue b/src/pages/policyRegulation/policy/components/editDrawer.vue
index 0d20d2132..a93586faa 100644
--- a/src/pages/policyRegulation/policy/components/editDrawer.vue
+++ b/src/pages/policyRegulation/policy/components/editDrawer.vue
@@ -1313,6 +1313,9 @@ export default {
                 if(this.commentCycleDate2 && this.commentCycleDate2.length > 0) {
                   nowstandinfo.commentCycleStart = this.commentCycleDate2[0]
                   nowstandinfo.commentCycleEnd = this.commentCycleDate2[1]
+                }else if (this.commentCycleDate2 === null) {
+                  nowstandinfo.commentCycleStart = null
+                  nowstandinfo.commentCycleEnd = null
                 }
                 this.$http.postData('lawss/sarLawsInfo/updateSarLawsStandInfo', nowstandinfo, {
                   _this: this,
@@ -1354,6 +1357,9 @@ export default {
                 if(this.commentCycleDate2 && this.commentCycleDate2.length > 0) {
                   nowstandinfo.commentCycleStart = this.commentCycleDate2[0]
                   nowstandinfo.commentCycleEnd = this.commentCycleDate2[1]
+                }else if (this.commentCycleDate2 === null) {
+                  nowstandinfo.commentCycleStart = null
+                  nowstandinfo.commentCycleEnd = null
                 }
                 this.$http.postData('lawss/sarLawsInfo/updateSarLawsStandInfo', nowstandinfo, {
                   _this: this,