diff --git a/.env.example b/.env.example
index 73d734cc..23d36703 100644
--- a/.env.example
+++ b/.env.example
@@ -223,10 +223,10 @@ LOG_COLORIZE=true
 LOG_SERIALIZE=false
 
 # Log rotation size
-LOG_ROTATION=100 MB
+LOG_ROTATION="100 MB"
 
 # Log retention period
-LOG_RETENTION=30 days
+LOG_RETENTION="30 days"
 
 # Log compression
 LOG_COMPRESSION=zip