diff --git a/src/edge_tts/constants.py b/src/edge_tts/constants.py
index e31823e..ab62b28 100644
--- a/src/edge_tts/constants.py
+++ b/src/edge_tts/constants.py
@@ -2,8 +2,8 @@
 Constants for the Edge TTS project.
 """
 
+BASE_URL = "speech.platform.bing.com/consumer/speech/synthesize/readaloud"
 TRUSTED_CLIENT_TOKEN = "6A5AA1D4EAFF4E9FB37E23D68491D6F4"
-BASE_URL = "speech.platform.bing.com/consumer/speech/synthesize"
 
-WSS_URL = f"wss://{BASE_URL}/readaloud/edge/v1?TrustedClientToken={TRUSTED_CLIENT_TOKEN}"
-VOICE_LIST = f"https://{BASE_URL}/readaloud/voices/list?trustedclienttoken={TRUSTED_CLIENT_TOKEN}"
+WSS_URL = f"wss://{BASE_URL}/edge/v1?TrustedClientToken={TRUSTED_CLIENT_TOKEN}"
+VOICE_LIST = f"https://{BASE_URL}/voices/list?trustedclienttoken={TRUSTED_CLIENT_TOKEN}"