diff --git a/src/views/spectrumAnalysis/gamma-analysis.vue b/src/views/spectrumAnalysis/gamma-analysis.vue
index 08b018b..7692cab 100644
--- a/src/views/spectrumAnalysis/gamma-analysis.vue
+++ b/src/views/spectrumAnalysis/gamma-analysis.vue
@@ -253,6 +253,9 @@ export default {
 
     window.removeEventListener('keydown', this.handleKeyboardEvent)
   },
+  deactivated() {
+    this.nuclideLibraryVisible = false
+  },
   mounted() {
     this.option.brush = { toolbox: [] }
     this.initWebSocket()