diff --git a/Dockerfile b/Dockerfile
index 26f5669c..d022853f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,11 +1,17 @@
-FROM dannyben/alpine-ruby
+FROM ruby:3.3.0-slim-bookworm
 
 ENV PS1 "\n\n>> bashly \W \$ "
 WORKDIR /app
 
+ENV BASHLY_VERSION=1.1.6
+ENV RUBY_SYSTEM_VERSION=3.5.5
+
 # Install pandoc to support manpage generation (`bashly render :mandoc docs`)
-RUN apk add --no-cache pandoc-cli
+RUN apt update -y  \
+    && apt install pandoc -y  \
+    && apt clean
 
-RUN gem install bashly --version 1.1.6
+RUN gem install bashly --version $BASHLY_VERSION  \
+    && gem update --system $RUBY_SYSTEM_VERSION
 
-ENTRYPOINT ["bashly"]
\ No newline at end of file
+ENTRYPOINT ["bashly"]