diff --git a/Dockerfile b/Dockerfile
index c0edee9..b5a03b8 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -20,6 +20,7 @@ RUN npm install --prefix /opt/noVNC audify
 
 USER root
 
+RUN echo -e "\n\n\n\n\n\n" | openssl req -new -x509 -days 365 -nodes -out self.pem -keyout /opt/noVNC/utils/websockify/self.pem
 
 RUN echo $'\0#!/bin/bash\n\
 ls .X99-lock >> /dev/null 2>&1 && rm -rf /tmp/.X99-lock & \n\
@@ -41,4 +42,4 @@ sleep 1 \n\
 USER alpine
 #RUN openssl req -new -x509 -subj "/C=US/ST=/L=/O=none/OU=Org/CN=" -days 365 -nodes -out self.pem -keyout /home/alpine/self.pem
 
-ENTRYPOINT [ "/bin/bash", "/entry.sh" ]
\ No newline at end of file
+ENTRYPOINT [ "/bin/bash", "/entry.sh" ]