diff --git a/Dockerfile b/Dockerfile
index 5f33729..285d2d6 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -4,6 +4,7 @@ MAINTAINER matthias@bilger.info
 RUN apk add --update \
     py-pip \
     gpgme \
+		curl \
     tar \
     sed \
     xz \
diff --git a/backup.sh b/backup.sh
index d4c1f57..6b67c40 100644
--- a/backup.sh
+++ b/backup.sh
@@ -16,24 +16,39 @@ else
   BACKUP_FILENAME_MONTHLY=monthly_$BACKUP_BASENAME.xz
 fi
 
+healthchck_fail(){
+	if [ -n $HEALTHCHECK_URL ]; then
+	 	curl --retry 3 $HEALTHCHECK_URL/fail
+		exit 1
+	fi
+}
+
+healthchck_ok(){
+	if [ -n $HEALTHCHECK_URL ]; then
+	 	curl --retry 3 $HEALTHCHECK_URL
+		exit 1
+	fi
+}
+
 cd /backup
 echo "make archive"
-tar -c --checkpoint=.1000 ${TAR_PARAM} -f ~/$BACKUP_FILENAME ./*
+tar -c --checkpoint=.1000 ${TAR_PARAM} -f ~/$BACKUP_FILENAME ./* || healthchck_fail
 cd /
 
 RECIPIENT=$(echo "$GPG_RECIPIENT" | sed "s/,/ --recipient /")
 
 echo "encrypting"
-gpg --trust-model always --enable-progress-filter --output ~/$BACKUP_FILENAME.gpg --encrypt --recipient $RECIPIENT ~/$BACKUP_FILENAME
+gpg --trust-model always --enable-progress-filter --output ~/$BACKUP_FILENAME.gpg --encrypt --recipient $RECIPIENT ~/$BACKUP_FILENAME || healthchck_fail
 rm ~/$BACKUP_FILENAME
 
 echo "uploading"
-aws s3 cp ~/$BACKUP_FILENAME.gpg s3://$S3_BUCKET_NAME/$BACKUP_FILENAME.gpg --storage-class STANDARD_IA
+aws s3 cp ~/$BACKUP_FILENAME.gpg s3://$S3_BUCKET_NAME/$BACKUP_FILENAME.gpg --storage-class STANDARD_IA || healthchck_fail
 rm ~/$BACKUP_FILENAME.gpg
 echo "done"
 
 # On first month day do
 if [ "$month_day" -eq 1 ] ; then
   echo "make monthly backup"
-  aws s3 s3://$S3_BUCKET_NAME/$BACKUP_FILENAME.gpg s3://$S3_BUCKET_NAME/$BACKUP_FILENAME_MONTHLY.gpg --storage-class DEEP_ARCHIVE
+  aws s3 cp s3://$S3_BUCKET_NAME/$BACKUP_FILENAME.gpg s3://$S3_BUCKET_NAME/$BACKUP_FILENAME_MONTHLY.gpg --storage-class DEEP_ARCHIVE || (curl --retry 3 https://health.d1v3.de/ping/8183024f-0aa5-4e19-90a2-c1325a5408ae/fail && exit 1)
 fi
+healthchck_ok