diff --git a/src/components/ControlPanelDialog.vue b/src/components/ControlPanelDialog.vue
index a67b610..6ace18f 100644
--- a/src/components/ControlPanelDialog.vue
+++ b/src/components/ControlPanelDialog.vue
@@ -122,7 +122,7 @@
                           v-if="current_index > -1"
                           type="number"
                           min="0"
-                          oninput="if(value<0)value=0;if(value>360)value=parseInt(value/10);"
+                          oninput="if(value<0)value=0;if(value>360)value=(value/10);if(value>=0&value<=360)value=Math.floor(value)"
                           v-model="test_monitor_wall[current_index].angle"
                           @keydown="testLog($event)"
                           hint=""