diff --git a/Dockerfile b/Dockerfile
index 4dee789..6f3799f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -10,9 +10,6 @@ FROM tomcat:9-jre8-slim
 
 RUN rm -rf /usr/local/tomcat/webapps/*
 
-ADD https://ch.tudelft.nl/certs/wisvch.crt /usr/local/share/ca-certificates/wisvch.crt
-RUN chmod 0644 /usr/local/share/ca-certificates/wisvch.crt && update-ca-certificates
-
 COPY context.xml /usr/local/tomcat/conf/context.xml
 COPY --from=builder /src/target/connect.war /usr/local/tomcat/webapps/ROOT.war