diff --git a/Dockerfile b/Dockerfile
index 73313c0..d6cf31f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -15,7 +15,7 @@ ENV EXTRA_PKGS=''
 RUN id
 RUN gem env
 RUN ls -hal /usr/lib/ruby/gems/2.7.0
-RUN gem install --no-user-install --no-document --source https://rubygems.org geminabox mini_portile2 gem-compiler
+RUN gem install --no-user-install --no-document --source https://rubygems.org geminabox gem-compiler
 
 COPY ./gem-compiler.sh /usr/local/bin/gem-compiler
 COPY ./bootstrap.sh /usr/local/bin/bootstrap