diff --git a/Dockerfile b/Dockerfile
index 95a6a7a..a6ae17a 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -107,6 +107,8 @@ RUN apk add --no-cache  \
     php7-fileinfo \
     php7-intl \
     php7-exif \
+    php7-bcmath \
+    php7-gmp \
     php7-ldap
 
 RUN chown -R nginx:nginx /var/lib/nextcloud