diff --git a/script b/script
index cf486f7..f8d7838 100755
--- a/script
+++ b/script
@@ -3,13 +3,13 @@
 set -eu
 
 usage() {
-	printf "Usage: %s [-l debug|info|error] [-h]\n" "$0"
+	printf "Usage: %s [-l DEBUG_LEVEL] [-h]\n" "$0"
 }
 
 help() {
     cat << EOH
  SYNOPSIS
-    $0 [-h]
+    $0 [-l DEBUG_LEVEL] [-h]
 
  DESCRIPTION
 
@@ -19,8 +19,8 @@ help() {
 
     -h    Show this help
 
-	-l debug|info|error
-	      Debug level
+    -l debug|info|notice|warning|error
+          Debug level
 EOH
 }