diff --git a/Dockerfile b/Dockerfile
index 86a644a..e51bff6 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -6,7 +6,7 @@ RUN apk --no-cache add \
   make \
   openssl \
   openssl-dev \
-  lua-dev \
+  lua5.1-dev \
   libsodium-dev \
   linux-pam-dev \
   zlib-dev \
@@ -31,30 +31,30 @@ RUN mkdir /tmp/pigeonhole
 RUN tar xzf $PIGEONHOLE_FILENAME -C /tmp/pigeonhole --strip 1
 
 RUN cd /tmp/dovecot && \
-    ./configure --prefix '' \
-    --with-notify=inotify \
-    --with-lua \
-    --with-zlib \
-    --with-bzlib \
-    --with-pam \
-    --with-ssl=openssl \
-    --with-sodium \
-    --without-sql \
-    --with-lzma \
-    --with-lz4 \
-    --with-icu \
-    --without-shadow \
-    --with-ssldir=/etc/ssl/mail \
-    --with-rundir=/run/dovecot \
-    --disable-static && \
-    make && \
-    make install
+  ./configure --prefix '' \
+  --with-notify=inotify \
+  --with-lua \
+  --with-zlib \
+  --with-bzlib \
+  --with-pam \
+  --with-ssl=openssl \
+  --with-sodium \
+  --without-sql \
+  --with-lzma \
+  --with-lz4 \
+  --with-icu \
+  --without-shadow \
+  --with-ssldir=/etc/ssl/mail \
+  --with-rundir=/run/dovecot \
+  --disable-static && \
+  make && \
+  make install
 
 RUN cd /tmp/pigeonhole && \
-    ./configure --prefix '' \
-    --with-dovecot=/lib/dovecot \
-    --disable-static && \
-    make && make install
+  ./configure --prefix '' \
+  --with-dovecot=/lib/dovecot \
+  --disable-static && \
+  make && make install
 
 FROM docker.io/thallian/confd-env:3.17-3.1.3.0
 
@@ -77,8 +77,8 @@ RUN apk --no-cache add \
     openssl \
     ssmtp \
     ca-certificates \
-    lua \
-    lua-rapidjson \
+    lua5.1-libs \
+    lua5.1-rapidjson
     curl \
     inotify-tools \
     libssl3