diff --git a/Dockerfile b/Dockerfile
index 308016f0..aba5f22f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
-FROM --platform=linux/amd64 archlinux
-RUN pacman -Sy && pacman --noconfirm -S awk git tmux zsh fish ruby procps go make gcc
+FROM --platform=linux/amd64 ubuntu:22.04
+RUN apt-get update -y && apt install -y git make golang zsh fish ruby tmux
 RUN gem install --no-document -v 5.14.2 minitest
 RUN echo '. /usr/share/bash-completion/completions/git' >> ~/.bashrc
 RUN echo '. ~/.bashrc' >> ~/.bash_profile
@@ -8,4 +8,5 @@ RUN echo '. ~/.bashrc' >> ~/.bash_profile
 RUN rm -f /etc/bash.bashrc
 COPY . /fzf
 RUN cd /fzf && make install && ./install --all
+ENV LANG C.UTF-8
 CMD tmux new 'set -o pipefail; ruby /fzf/test/test_go.rb | tee out && touch ok' && cat out && [ -e ok ]