diff --git a/web/src/components/CourseRedactor.vue b/web/src/components/CourseRedactor.vue
index fde01f6e..c46fb75e 100644
--- a/web/src/components/CourseRedactor.vue
+++ b/web/src/components/CourseRedactor.vue
@@ -602,7 +602,7 @@
                             this.courseSyncHook = false;
                             this.courseSaving = false;
                         });
-                }, 2000);
+                }, 3000);
             }
         },
         mounted() {
@@ -663,10 +663,10 @@
             },
             displayPrice: {
                 get: function () {
-                    return this.course.is_paid ? parseFloat(this.course.price) : 0;
+                    return this.course.is_paid ? (this.course.price || 0) : 0;
                 },
                 set: function (value) {
-                    this.course.price = value;
+                    this.course.price = value || 0;
                 }
             },
             categorySelect: {