diff --git a/apps/remix-ide/src/blockchain/blockchain.tsx b/apps/remix-ide/src/blockchain/blockchain.tsx
index 5a81e11495..b30a88c0ad 100644
--- a/apps/remix-ide/src/blockchain/blockchain.tsx
+++ b/apps/remix-ide/src/blockchain/blockchain.tsx
@@ -120,8 +120,8 @@ export class Blockchain extends Plugin {
 
   onDeactivation() {
     this.active = false
-    for (const plugin of this.registeredPluginEvents) {
-      this.off(plugin, 'chainChanged')
+    for (const pluginName of this.registeredPluginEvents) {
+      this.off(pluginName, 'chainChanged')
     }
   }