diff --git a/logger.sh b/logger.sh
index 9f35c97..ec31859 100644
--- a/logger.sh
+++ b/logger.sh
@@ -8,6 +8,10 @@ getHostname() {
   (hostname -s)
 }
 
+lowercase() {
+  echo "$1" | tr '[:upper:]' '[:lower:]'
+}
+
 uppercase() {
   echo "$1" | tr '[:lower:] [:upper:]'
 }