diff --git a/nginx/Dockerfile.nginx b/nginx/Dockerfile.nginx
index 5a990d6..ccd99fc 100644
--- a/nginx/Dockerfile.nginx
+++ b/nginx/Dockerfile.nginx
@@ -1,3 +1,5 @@
 FROM nginx
 
 RUN mkdir -p /tmp/nginx/tmp /tmp/nginx/resize/img/users /tmp/nginx/resize/img/groups /tmp/nginx/resize/img/entities /tmp/nginx/resize/img/remote /tmp/nginx/resize/img/assets
+
+RUN openssl dhparam -out /etc/nginx/dhparam.pem 2048
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