diff --git a/src/views/wpm/mlog6_form.vue b/src/views/wpm/mlog6_form.vue
index 394a86bb..53b2f8c7 100644
--- a/src/views/wpm/mlog6_form.vue
+++ b/src/views/wpm/mlog6_form.vue
@@ -715,7 +715,10 @@ export default {
 			return this;
 		},
 		countUseChange(){
-			if(this.form.count_real>this.form.count_use){
+			if(this.count_cando<this.form.count_use){
+				this.form.count_real = this.form.count_use = this.count_cando;
+				this.form.count_ok = this.form.count_use - this.form.count_notok;
+			}else{
 				this.form.count_real = this.form.count_use;
 				this.form.count_ok = this.form.count_use - this.form.count_notok;
 			}