diff --git a/pi-fallback/requirements.txt b/pi-fallback/requirements.txt
index b2fb896..106f7fb 100644
--- a/pi-fallback/requirements.txt
+++ b/pi-fallback/requirements.txt
@@ -7,7 +7,7 @@ bleak>=0.21.0
 paho-mqtt>=2.0.0
 
 # Configuration parsing
-pyyaml>=6.0
+pyyaml>=6.0.3
 
 # Cryptography for Tuya protocol
 cryptography>=41.0.0