diff --git a/src/common/ts/isChannelWhitelisted.ts b/src/common/ts/isChannelWhitelisted.ts
index 1f8b426..88364f0 100644
--- a/src/common/ts/isChannelWhitelisted.ts
+++ b/src/common/ts/isChannelWhitelisted.ts
@@ -4,8 +4,7 @@ export default function isChannelWhitelisted(
   channelName: string | null
 ): boolean {
   if (!channelName) return false;
-  const whitelistedChannelsLower = store.state.whitelistedChannels.map(
-    channel => channel.toLowerCase()
+  return store.state.whitelistedChannels.some(
+    c => c.toLowerCase() === channelName.toLowerCase()
   );
-  return whitelistedChannelsLower.includes(channelName.toLowerCase());
 }
diff --git a/src/common/ts/wasChannelSubscriber.ts b/src/common/ts/wasChannelSubscriber.ts
index 0a37243..be45e79 100644
--- a/src/common/ts/wasChannelSubscriber.ts
+++ b/src/common/ts/wasChannelSubscriber.ts
@@ -4,9 +4,7 @@ export default function wasChannelSubscriber(
   channelName: string | null
 ): boolean {
   if (!channelName) return false;
-  const activeChannelSubscriptionsLower =
-    store.state.activeChannelSubscriptions.map(channel =>
-      channel.toLowerCase()
-    );
-  return activeChannelSubscriptionsLower.includes(channelName.toLowerCase());
+  return store.state.activeChannelSubscriptions.some(
+    c => c.toLowerCase() === channelName.toLowerCase()
+  );
 }
diff --git a/src/page/getFetch.ts b/src/page/getFetch.ts
index b65dca1..dc2e42d 100644
--- a/src/page/getFetch.ts
+++ b/src/page/getFetch.ts
@@ -651,11 +651,11 @@ function isChannelWhitelisted(
   pageState: PageState
 ): boolean {
   if (!channelName) return false;
-  const whitelistedChannelsLower =
-    pageState.state?.whitelistedChannels.map(channel =>
-      channel.toLowerCase()
-    ) ?? [];
-  return whitelistedChannelsLower.includes(channelName.toLowerCase());
+  return (
+    pageState.state?.whitelistedChannels.some(
+      c => c.toLowerCase() === channelName.toLowerCase()
+    ) ?? false
+  );
 }
 
 function wasChannelSubscriber(
@@ -663,11 +663,11 @@ function wasChannelSubscriber(
   pageState: PageState
 ): boolean {
   if (!channelName) return false;
-  const activeChannelSubscriptionsLower =
-    pageState.state?.activeChannelSubscriptions.map(channel =>
-      channel.toLowerCase()
-    ) ?? [];
-  return activeChannelSubscriptionsLower.includes(channelName.toLowerCase());
+  return (
+    pageState.state?.activeChannelSubscriptions.some(
+      c => c.toLowerCase() === channelName.toLowerCase()
+    ) ?? false
+  );
 }
 
 async function flagRequest(