diff --git a/evocheck.sh b/evocheck.sh
index 4933884..770bc80 100755
--- a/evocheck.sh
+++ b/evocheck.sh
@@ -901,12 +901,12 @@ if is_debian; then
             # You could change the default path in /etc/evocheck.cf
             MONGO_BACKUP_PATH=${MONGO_BACKUP_PATH:-"/home/backup/mongodump"}
             if [ -d "$MONGO_BACKUP_PATH" ]; then
-                for file in ${MONGO_BACKUP_PATH}/*/*.{json,bson}; do
+                for file in "${MONGO_BACKUP_PATH}/*/*.{json,bson}"; do
                     # Skip indexes file.
                     if ! [[ "$file" =~ indexes ]]; then
                         limit=$(date +"%s" -d "now - 2 day")
                         updated_at=$(stat -c "%Y" $file)
-                        if [ -f $file ] && [ $limit -gt $updated_at  ]; then
+                        if [ -f "$file" ] && [ $limit -gt $updated_at  ]; then
                             failed "IS_MONGO_BACKUP"
                             break
                         fi