diff --git a/Dockerfile b/Dockerfile
index a7d3c7b..7553a48 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -53,7 +53,7 @@ ENV VERSION=${appVersion}
 LABEL author="Jonas Kaninda"
 LABEL version=${appVersion}
 
-RUN apk --update add --no-cache postgresql-client tzdata
+RUN apk --update add --no-cache postgresql-client tzdata ca-certificates
 RUN mkdir $WORKDIR
 RUN mkdir $BACKUPDIR
 RUN mkdir $TEMPLATES_DIR
@@ -69,14 +69,14 @@ RUN chmod +x /usr/local/bin/pg-bkup
 RUN ln -s /usr/local/bin/pg-bkup /usr/local/bin/bkup
 
 # Create the backup script and make it executable
-RUN echo '#!/bin/sh\n/usr/local/bin/pg-bkup backup "$@"' > /usr/local/bin/backup && \
+RUN printf '#!/bin/sh\n/usr/local/bin/pg-bkup backup "$@"' > /usr/local/bin/backup && \
     chmod +x /usr/local/bin/backup
 
 # Create the restore script and make it executable
-RUN echo '#!/bin/sh\n/usr/local/bin/pg-bkup restore "$@"' > /usr/local/bin/restore && \
+RUN printf '#!/bin/sh\n/usr/local/bin/pg-bkup restore "$@"' > /usr/local/bin/restore && \
     chmod +x /usr/local/bin/restore
 # Create the migrate script and make it executable
-RUN echo '#!/bin/sh\n/usr/local/bin/pg-bkup migrate "$@"' > /usr/local/bin/migrate && \
+RUN printf '#!/bin/sh\n/usr/local/bin/pg-bkup migrate "$@"' > /usr/local/bin/migrate && \
     chmod +x /usr/local/bin/migrate
 
 WORKDIR $WORKDIR