diff --git a/terminus-plugin-manager/src/components/pluginsSettingsTab.component.ts b/terminus-plugin-manager/src/components/pluginsSettingsTab.component.ts
index b52c6647..9bb40d2e 100644
--- a/terminus-plugin-manager/src/components/pluginsSettingsTab.component.ts
+++ b/terminus-plugin-manager/src/components/pluginsSettingsTab.component.ts
@@ -117,7 +117,7 @@ export class PluginsSettingsTabComponent {
     }
 
     disablePlugin (plugin: IPluginInfo) {
-        this.config.store.pluginBlacklist.push(plugin.name)
+        this.config.store.pluginBlacklist = [...this.config.store.pluginBlacklist, plugin.name]
         this.config.save()
         this.config.requestRestart()
     }