diff --git a/Dockerfile b/Dockerfile
index 43dc0c40..1d6ffb0c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,13 +3,13 @@ FROM php:7.4.12-fpm-alpine
 
 EXPOSE 80
 
-RUN apk update \
- && apk upgrade
-
 COPY certificates/adp_rootca.crt /usr/local/share/ca-certificates/adp_rootca.crt
 RUN chmod 644 /usr/local/share/ca-certificates/adp_rootca.crt \
   && update-ca-certificates --fresh
 
+RUN apk update \
+ && apk upgrade
+
 RUN apk add bash
 
 RUN apk add nginx \