diff --git a/Dockerfile b/Dockerfile
index 247612f..e7c96b4 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,7 @@
 FROM mcr.microsoft.com/dotnet/runtime-deps:5.0
 
+RUN sed -i "s|DEFAULT@SECLEVEL=2|DEFAULT@SECLEVEL=1|g" /etc/ssl/openssl.cnf
+
 ADD https://github.com/Manager-io/Manager.zip/releases/latest/download/ManagerServer-Linux-x64.tar.gz /tmp/manager-server.tar.gz
 
 RUN mkdir /opt/manager-server; \