diff --git a/.env.example b/.env.example
index ccab0d83c..1e453aed0 100644
--- a/.env.example
+++ b/.env.example
@@ -32,6 +32,7 @@ DB_USERNAME="pixelfed"
 DB_PASSWORD="pixelfed"
 
 # Redis Configuration
+REDIS_CLIENT="predis"
 REDIS_SCHEME="tcp"
 REDIS_HOST="127.0.0.1"
 REDIS_PASSWORD="null"