diff --git a/.config/setup/01-install-packages.sh b/.config/setup/01-install-packages.sh
index e4918cb..0602bb4 100755
--- a/.config/setup/01-install-packages.sh
+++ b/.config/setup/01-install-packages.sh
@@ -11,6 +11,7 @@ docker.io \
 emacs-mozc \
 exa \
 fcitx5-mozc \
+firefox-esr \
 gnumeric \
 guile-3.0 \
 htop \
diff --git a/.local/share/applications/userapp-Firefox-RJEWT1.desktop b/.local/share/applications/userapp-Firefox-RJEWT1.desktop
index f54592e..cd4d483 100644
--- a/.local/share/applications/userapp-Firefox-RJEWT1.desktop
+++ b/.local/share/applications/userapp-Firefox-RJEWT1.desktop
@@ -3,6 +3,6 @@ Encoding=UTF-8
 Version=1.0
 Type=Application
 NoDisplay=true
-Exec=/usr/lib/firefox/firefox-bin --private-window %u
+Exec=/usr/lib/firefox-esr/firefox-bin --private-window %u
 Name=Firefox
 Comment=Custom definition for Firefox