diff --git a/README.md b/README.md
index 6272f01..30dc5c8 100644
--- a/README.md
+++ b/README.md
@@ -167,7 +167,7 @@ While it may work against different implementations, there are no guarantees abo
 
 We decided to publish this image as a simpler and more lightweight alternative because of the following requirements:
 
-- The original image is based on `ubuntu` and requires additional tools, making it heavy.
+- The original image is based on `Alpine` and requires additional tools, making it heavy.
 - This image is written in Go.
 - `arm64` and `arm/v7` architectures are supported.
 - Docker in Swarm mode is supported.
diff --git a/docker/Dockerfile b/docker/Dockerfile
index 389b3d2..c68179b 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -9,8 +9,8 @@ RUN go mod download
 # Build
 RUN CGO_ENABLED=0 GOOS=linux go build -o /app/mysql-bkup
 
-FROM ubuntu:24.04
-ENV DB_HOST="localhost"
+FROM alpine:3.20.3
+ENV DB_HOST=""
 ENV DB_NAME=""
 ENV DB_USERNAME=""
 ENV DB_PASSWORD=""
@@ -20,8 +20,8 @@ ENV AWS_S3_ENDPOINT=""
 ENV AWS_S3_BUCKET_NAME=""
 ENV AWS_ACCESS_KEY=""
 ENV AWS_SECRET_KEY=""
-ENV AWS_REGION="us-west-2"
 ENV AWS_S3_PATH=""
+ENV AWS_REGION="us-west-2"
 ENV AWS_DISABLE_SSL="false"
 ENV GPG_PASSPHRASE=""
 ENV SSH_USER=""
@@ -31,11 +31,10 @@ ENV SSH_HOST_NAME=""
 ENV SSH_IDENTIFY_FILE=""
 ENV SSH_PORT="22"
 ENV TARGET_DB_HOST=""
-ENV TARGET_DB_PORT=3306
-ENV TARGET_DB_NAME="localhost"
+ENV TARGET_DB_PORT=5432
+ENV TARGET_DB_NAME=""
 ENV TARGET_DB_USERNAME=""
 ENV TARGET_DB_PASSWORD=""
-ARG DEBIAN_FRONTEND=noninteractive
 ENV VERSION="v1.2.8"
 ENV BACKUP_CRON_EXPRESSION=""
 ENV TG_TOKEN=""
@@ -43,26 +42,16 @@ ENV TG_CHAT_ID=""
 ARG WORKDIR="/config"
 ARG BACKUPDIR="/backup"
 ARG BACKUP_TMP_DIR="/tmp/backup"
-ARG BACKUP_CRON="/etc/cron.d/backup_cron"
-ARG BACKUP_CRON_SCRIPT="/usr/local/bin/backup_cron.sh"
 LABEL author="Jonas Kaninda"
 
-RUN apt-get update -qq
-RUN apt install mysql-client cron gnupg -y
-
-# Clear cache
-RUN apt-get clean && rm -rf /var/lib/apt/lists/*
-
+RUN apk --update add mysql-client gnupg
 RUN mkdir $WORKDIR
 RUN mkdir $BACKUPDIR
 RUN mkdir -p $BACKUP_TMP_DIR
 RUN chmod 777 $WORKDIR
 RUN chmod 777 $BACKUPDIR
 RUN chmod 777 $BACKUP_TMP_DIR
-RUN touch $BACKUP_CRON && \
-    touch $BACKUP_CRON_SCRIPT && \
-    chmod 777 $BACKUP_CRON && \
-    chmod 777 $BACKUP_CRON_SCRIPT
+RUN chmod 777 $WORKDIR
 
 COPY --from=build /app/mysql-bkup /usr/local/bin/mysql-bkup
 RUN chmod +x /usr/local/bin/mysql-bkup
diff --git a/docs/index.md b/docs/index.md
index bc6e945..f08bb92 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -156,7 +156,7 @@ While it may work against different implementations, there are no guarantees abo
 
 We decided to publish this image as a simpler and more lightweight alternative because of the following requirements:
 
-- The original image is based on `ubuntu` and requires additional tools, making it heavy.
+- The original image is based on `Alpine` and requires additional tools, making it heavy.
 - This image is written in Go.
 - `arm64` and `arm/v7` architectures are supported.
 - Docker in Swarm mode is supported.