diff --git a/Dockerfile b/Dockerfile
index bcdb0bd..1636cf0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,6 +3,7 @@ FROM nginx:1.15.7-alpine
 RUN \
   apk add --no-cache \
     curl \
+    php7 \
     php7-apcu \
     php7-curl \
     php7-dom \