diff --git a/web-apps/dockerfile b/web-apps/dockerfile
index 115cac5..befdc18 100644
--- a/web-apps/dockerfile
+++ b/web-apps/dockerfile
@@ -1,29 +1,25 @@
-FROM nextcloud:apache
+FROM nextcloud:fpm-alpine
 
 RUN set -ex; \
     \
-    apt-get update; \
-    apt-get install -y --no-install-recommends \
+    apk add --no-cache \
         ffmpeg \
-        ghostscript \
-        libmagickcore-6.q16-6-extra \
+        imagemagick \
         procps \
-        smbclient \
+        samba-client \
         supervisor \
 #       libreoffice \
-    ; \
-    rm -rf /var/lib/apt/lists/*
+    ;
 
 RUN set -ex; \
     \
-    savedAptMark="$(apt-mark showmanual)"; \
-    \
-    apt-get update; \
-    apt-get install -y --no-install-recommends \
-        libbz2-dev \
-        libc-client-dev \
-        libkrb5-dev \
-        libsmbclient-dev \
+    apk add --no-cache --virtual .build-deps \
+        $PHPIZE_DEPS \
+        imap-dev \
+        krb5-dev \
+        openssl-dev \
+        samba-dev \
+        bzip2-dev \
     ; \
     \
     docker-php-ext-configure imap --with-kerberos --with-imap-ssl; \
@@ -34,19 +30,14 @@ RUN set -ex; \
     pecl install smbclient; \
     docker-php-ext-enable smbclient; \
     \
-# reset apt-mark's "manual" list so that "purge --auto-remove" will remove all build dependencies
-    apt-mark auto '.*' > /dev/null; \
-    apt-mark manual $savedAptMark; \
-    ldd "$(php -r 'echo ini_get("extension_dir");')"/*.so \
-        | awk '/=>/ { so = $(NF-1); if (index(so, "/usr/local/") == 1) { next }; gsub("^/(usr/)?", "", so); print so }' \
-        | sort -u \
-        | xargs -r dpkg-query --search \
-        | cut -d: -f1 \
-        | sort -u \
-        | xargs -rt apt-mark manual; \
-    \
-    apt-get purge -y --auto-remove -o APT::AutoRemove::RecommendsImportant=false; \
-    rm -rf /var/lib/apt/lists/*
+    runDeps="$( \
+        scanelf --needed --nobanner --format '%n#p' --recursive /usr/local/lib/php/extensions \
+            | tr ',' '\n' \
+            | sort -u \
+            | awk 'system("[ -e /usr/local/lib/" $1 " ]") == 0 { next } { print "so:" $1 }' \
+    )"; \
+    apk add --virtual .nextcloud-phpext-rundeps $runDeps; \
+    apk del .build-deps
 
 RUN mkdir -p \
     /var/log/supervisord \
diff --git a/web-apps/supervisord.conf b/web-apps/supervisord.conf
index 40757b2..088d5dc 100644
--- a/web-apps/supervisord.conf
+++ b/web-apps/supervisord.conf
@@ -7,12 +7,12 @@ logfile_maxbytes=50MB                           ; maximum size of logfile before
 logfile_backups=10                              ; number of backed up logfiles
 loglevel=error
 
-[program:apache2]
+[program:php-fpm]
 stdout_logfile=/dev/stdout
 stdout_logfile_maxbytes=0
 stderr_logfile=/dev/stderr
 stderr_logfile_maxbytes=0
-command=apache2-foreground
+command=php-fpm
 
 [program:cron]
 stdout_logfile=/dev/stdout