1 files changed, 2 insertions, 2 deletions
diff --git a/devtools/client/shared/components/tabs/TabBar.js b/devtools/client/shared/components/tabs/TabBar.js
index 730e8c7802..cbd1e927ae 100644
--- a/devtools/client/shared/components/tabs/TabBar.js
+++ b/devtools/client/shared/components/tabs/TabBar.js
@@ -73,7 +73,7 @@ class Tabbar extends Component {
     super(props, context);
     const { activeTabId, children = [] } = props;
     const tabs = this.createTabs(children);
-    const activeTab = tabs.findIndex((tab, index) => tab.id === activeTabId);
+    const activeTab = tabs.findIndex(tab => tab.id === activeTabId);
 
     this.state = {
       activeTab: activeTab === -1 ? 0 : activeTab,
@@ -103,7 +103,7 @@ class Tabbar extends Component {
   UNSAFE_componentWillReceiveProps(nextProps) {
     const { activeTabId, children = [] } = nextProps;
     const tabs = this.createTabs(children);
-    const activeTab = tabs.findIndex((tab, index) => tab.id === activeTabId);
+    const activeTab = tabs.findIndex(tab => tab.id === activeTabId);
 
     if (
       activeTab !== this.state.activeTab ||