diff --git a/src/common-components/button-question/button-question.vue b/src/common-components/button-question/button-question.vue
index 7937f0cca..e29639e09 100644
--- a/src/common-components/button-question/button-question.vue
+++ b/src/common-components/button-question/button-question.vue
@@ -130,9 +130,11 @@ export default {
           this.selectedValues = newSelectedValues;  
         }
       } else {
-        newSelectedValues.splice(0,newSelectedValues.length);
-        newSelectedValues.push(val.value);
-        this.selectedValues = newSelectedValues; 
+        if(this.isMultiSelect && this.selectedValues) {
+          newSelectedValues.splice(0,newSelectedValues.length);
+          newSelectedValues.push(val.value);
+          this.selectedValues = newSelectedValues; 
+        }
       }
     },
   },