diff --git a/requirements.txt b/requirements.txt
index 22bb108..82edb87 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -22,11 +22,11 @@ websocket-client>=1.5.0
 # Voice Activity Detection
 vosk>=0.3.45
 
-# Offline speech recognition
-pocketsphinx>=5.0.0
+# Offline speech recognition (optional, may require manual install)
+# pocketsphinx>=5.0.0
 
-# Hotword Detection
-porcupine>=2.2.0
+# Hotword Detection (optional - requires Picovoice API key)
+# porcupine>=2.2.0
 
 # Configuration
 python-dotenv>=0.19.0