diff --git a/.env.sample b/.env.sample
index 1143b5c..73c6b07 100644
--- a/.env.sample
+++ b/.env.sample
@@ -34,4 +34,4 @@ MILLICAST_API_SECRET=
 MILLICAST_ACCOUNT_ID=
 
 # Daily.co live chat API token
-DAILY_API_TOKEN=
\ No newline at end of file
+DAILYCO_API_KEY=
\ No newline at end of file
diff --git a/lib/daily.rb b/lib/daily.rb
index 9ff881c..443c34d 100644
--- a/lib/daily.rb
+++ b/lib/daily.rb
@@ -19,7 +19,7 @@ class Daily
 
     def headers
       {
-        'Authorization': "Bearer #{ENV['DAILY_API_TOKEN']}"
+        'Authorization': "Bearer #{ENV['DAILYCO_API_KEY']}"
       }
     end
   end