diff --git a/tools/change-chart-version.sh b/tools/change-chart-version.sh
index 5e35b35..78ea883 100755
--- a/tools/change-chart-version.sh
+++ b/tools/change-chart-version.sh
@@ -17,7 +17,7 @@
   echo "Usage: $0 <NEW_VERSION> <GIT_USER> [<GIT_PASSWORD>]"
   echo "    Example: $0 16.0.0 garciadeblas"
   echo "    Example: $0 15.0.7 vegall"
-  echo "When <PASSWORD> is provided, it will be used for git https authentication. Otherwise, ssh authentication will be used."
+  echo "When <GIT_PASSWORD> is provided, it will be used for git https authentication. Otherwise, ssh authentication will be used."
   exit 1
 fi
 
@@ -27,7 +27,7 @@
 
 BRANCH_NAME="v$(echo $NEW_VERSION | grep -oE '[0-9]+\.[0-9]+')"
 
-BASE_FOLDER=$(mktemp --tmpdir -d change-chart-version.XXXXXX)
+BASE_FOLDER=$(mktemp -d --tmpdir change-chart-version.XXXXXX)
 pushd $BASE_FOLDER
 
 if [ -n "$GIT_PASSWORD" ]; then