diff --git a/CHANGELOG.md b/CHANGELOG.md
index c0d6c82..598d44f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## Unreleased
 
+### Added
+* Option to set the target folder backup
+
 ## v1.3.2 (restic 0.16.0)
 
 ### Changed
diff --git a/Dockerfile b/Dockerfile
index 9cf220b..20f0424 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -35,6 +35,7 @@ ENV OS_PASSWORD=""
 ENV OS_REGION_NAME=""
 ENV OS_INTERFACE=""
 ENV OS_IDENTITY_API_VERSION=3
+ENV BACKUP_SOURCES=""
 
 # openshift fix
 RUN mkdir /.cache && \
diff --git a/README.md b/README.md
index a75fcd6..c5d8aca 100644
--- a/README.md
+++ b/README.md
@@ -142,6 +142,7 @@ The container is set up by setting [environment variables](https://docs.docker.c
 * `OS_REGION_NAME` - Optional. When using restic with OpenStack Swift container.
 * `OS_INTERFACE` - Optional. When using restic with OpenStack Swift container.
 * `OS_IDENTITY_API_VERSION` - Optional. When using restic with OpenStack Swift container.
+* `BACKUP_SOURCES` - Optional. Set the folder that will be backed up.
 
 ## Volumes
 
diff --git a/backup.sh b/backup.sh
index 6391ebc..36cadaa 100755
--- a/backup.sh
+++ b/backup.sh
@@ -4,6 +4,12 @@ lastLogfile="/var/log/backup-last.log"
 lastMailLogfile="/var/log/mail-last.log"
 lastMicrosoftTeamsLogfile="/var/log/microsoft-teams-last.log"
 
+if [ -n "$BACKUP_SOURCES" ]; then
+    backupSources="$BACKUP_SOURCES"
+else
+    backupSources="/data"
+fi
+
 copyErrorLog() {
   cp ${lastLogfile} /var/log/backup-error-last.log
 }
@@ -31,7 +37,7 @@ logLast "RESTIC_REPOSITORY: ${RESTIC_REPOSITORY}"
 logLast "AWS_ACCESS_KEY_ID: ${AWS_ACCESS_KEY_ID}"
 
 # Do not save full backup log to logfile but to backup-last.log
-restic backup /data ${RESTIC_JOB_ARGS} --tag=${RESTIC_TAG?"Missing environment variable RESTIC_TAG"} >> ${lastLogfile} 2>&1
+restic backup ${backupSources} ${RESTIC_JOB_ARGS} --tag=${RESTIC_TAG?"Missing environment variable RESTIC_TAG"} >> ${lastLogfile} 2>&1
 backupRC=$?
 logLast "Finished backup at $(date)"
 if [[ $backupRC == 0 ]]; then