diff --git a/Dockerfile b/Dockerfile
index d33dc14..432cfe7 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 #
-# firefox Dockerfile
+# Chromium Dockerfile
 #
-# https://github.com/jlesage/docker-firefox
+# https://git.mmbradley.ca/MichaelBradley/docker-chromium
 #
 
 # Build the membarrier check tool.
@@ -16,24 +16,20 @@ RUN strip membarrier_check
 FROM jlesage/baseimage-gui:alpine-3.21-v4.7.1
 
 # Docker image version is provided via build arg.
-ARG DOCKER_IMAGE_VERSION=
+ARG DOCKER_IMAGE_VERSION=v0.1.0
 
 # Define software versions.
-ARG FIREFOX_VERSION=136.0.4-r0
-#ARG PROFILE_CLEANER_VERSION=2.36
-
-# Define software download URLs.
-#ARG PROFILE_CLEANER_URL=https://github.com/graysky2/profile-cleaner/raw/v${PROFILE_CLEANER_VERSION}/common/profile-cleaner.in
+ARG CHROMIUM_VERSION=136.0.7103.113-r0
 
 # Define working directory.
 WORKDIR /tmp
 
-# Install Firefox.
+# Install Chromium.
 RUN \
 #    add-pkg --repository http://dl-cdn.alpinelinux.org/alpine/edge/main \
 #            --repository http://dl-cdn.alpinelinux.org/alpine/edge/community \
-#            --upgrade firefox=${FIREFOX_VERSION}
-     add-pkg firefox=${FIREFOX_VERSION}
+#            --upgrade chromium=${CHROMIUM_VERSION}
+    add-pkg chromium=${CHROMIUM_VERSION}
 
 # Install extra packages.
 RUN \
@@ -47,34 +43,7 @@ RUN \
         # A font is needed.
         font-dejavu \
         # The following package is used to send key presses to the X process.
-        xdotool \
-        && \
-    # Remove unneeded icons.
-    find /usr/share/icons/Adwaita -type d -mindepth 1 -maxdepth 1 -not -name 16x16 -not -name scalable -exec rm -rf {} ';' && \
-    true
-
-# Install profile-cleaner.
-#RUN \
-#    add-pkg --virtual build-dependencies curl && \
-#    curl -# -L -o /usr/bin/profile-cleaner {$PROFILE_CLEANER_URL} && \
-#    sed-patch 's/@VERSION@/'${PROFILE_CLEANER_VERSION}'/' /usr/bin/profile-cleaner && \
-#    chmod +x /usr/bin/profile-cleaner && \
-#    add-pkg \
-#        bash \
-#        file \
-#        coreutils \
-#        bc \
-#        parallel \
-#        sqlite \
-#        && \
-#    # Cleanup.
-#    del-pkg build-dependencies && \
-#    rm -rf /tmp/* /tmp/.[!.]*
-
-# Generate and install favicons.
-RUN \
-    APP_ICON_URL=https://github.com/jlesage/docker-templates/raw/master/jlesage/images/firefox-icon.png && \
-    install_app_icon.sh "$APP_ICON_URL"
+        xdotool
 
 # Add files.
 COPY rootfs/ /
@@ -82,21 +51,15 @@ COPY --from=membarrier /tmp/membarrier_check /usr/bin/
 
 # Set internal environment variables.
 RUN \
-    set-cont-env APP_NAME "Firefox" && \
-    set-cont-env APP_VERSION "$FIREFOX_VERSION" && \
+    set-cont-env APP_NAME "Chromium" && \
+    set-cont-env APP_VERSION "$CHROMIUM_VERSION" && \
     set-cont-env DOCKER_IMAGE_VERSION "$DOCKER_IMAGE_VERSION" && \
     true
 
-# Set public environment variables.
-ENV \
-    FF_OPEN_URL= \
-    FF_KIOSK=0 \
-    FF_CUSTOM_ARGS=
-
 # Metadata.
 LABEL \
-      org.label-schema.name="firefox" \
-      org.label-schema.description="Docker container for Firefox" \
+      org.label-schema.name="chromium" \
+      org.label-schema.description="Docker container for Chromium" \
       org.label-schema.version="${DOCKER_IMAGE_VERSION:-unknown}" \
-      org.label-schema.vcs-url="https://github.com/jlesage/docker-firefox" \
+      org.label-schema.vcs-url="https://git.mmbradley.ca/MichaelBradley/docker-chromium" \
       org.label-schema.schema-version="1.0"
diff --git a/rootfs/etc/cont-env.d/LIBGL_DRIVERS_PATH b/rootfs/etc/cont-env.d/LIBGL_DRIVERS_PATH
deleted file mode 100755
index 192fbcc..0000000
--- a/rootfs/etc/cont-env.d/LIBGL_DRIVERS_PATH
+++ /dev/null
@@ -1,10 +0,0 @@
-#!/bin/sh
-
-set -e # Exit immediately if a command exits with a non-zero status.
-set -u # Treat unset variables as an error.
-
-# Override what is set by the baseimage and do not set the variable. Needed for
-# WebGL support.
-exit 100
-
-# vim:ft=sh:ts=4:sw=4:et:sts=4
diff --git a/rootfs/etc/cont-init.d/55-firefox.sh b/rootfs/etc/cont-init.d/55-chromium.sh
similarity index 60%
rename from rootfs/etc/cont-init.d/55-firefox.sh
rename to rootfs/etc/cont-init.d/55-chromium.sh
index 1beb953..4fffa68 100755
--- a/rootfs/etc/cont-init.d/55-firefox.sh
+++ b/rootfs/etc/cont-init.d/55-chromium.sh
@@ -5,8 +5,7 @@ set -u # Treat unset variables as an error.
 
 # Make sure some directories are created.
 mkdir -p /config/downloads
-mkdir -p /config/log/firefox
-mkdir -p /config/profile
+mkdir -p /config/log/chromium
 
 # Generate machine id.
 if [ ! -f /config/machine-id ]; then
@@ -14,14 +13,8 @@ if [ ! -f /config/machine-id ]; then
     cat /proc/sys/kernel/random/uuid | tr -d '-' > /config/machine-id
 fi
 
-# Clean/optimize Firefox databases.
-#if [ -d /config/.mozilla/firefox ] && [ -d /config/profile ]; then
-#    [ -f /config/.mozilla/firefox/profiles.ini ] || cp /defaults/profiles.ini /config/.mozilla/firefox/
-#    env HOME=/config /usr/bin/profile-cleaner f
-#fi
-
 # Initialize log files.
-for LOG_FILE in /config/log/firefox/output.log /config/log/firefox/error.log
+for LOG_FILE in /config/log/chromium/output.log /config/log/chromium/error.log
 do
     touch "$LOG_FILE"
 
diff --git a/rootfs/etc/cont-init.d/56-firefox-set-prefs-from-env.sh b/rootfs/etc/cont-init.d/56-firefox-set-prefs-from-env.sh
deleted file mode 100755
index 8da148a..0000000
--- a/rootfs/etc/cont-init.d/56-firefox-set-prefs-from-env.sh
+++ /dev/null
@@ -1,47 +0,0 @@
-#!/bin/sh
-
-set -e
-
-PREF_FILE="${1:-/config/profile/prefs.js}"
-
-if [ -z "$PREF_FILE" ]; then
-    echo "ERROR: Preference file not set."
-    exit 1
-fi
-
-mkdir -p "$(dirname "$PREF_FILE")"
-[ -f "$PREF_FILE" ] || touch "$PREF_FILE"
-
-env | grep "^FF_PREF_" | while read -r ENV
-do
-    ENAME="$(echo "$ENV" | cut -d '=' -f1)"
-    EVAL="$(echo "$ENV" | cut -d '=' -f2-)"
-
-    if [ -z "$EVAL" ]; then
-        echo "Skipping environment variable '$ENAME': no value set."
-        continue
-    fi
-
-    if echo "$EVAL" | grep -q "="; then
-        PNAME="$(echo "$EVAL" | cut -d '=' -f1)"
-        PVAL="$(echo "$EVAL" | cut -d '=' -f2-)"
-        [ -n "$PVAL" ] || PVAL='""'
-    else
-        PNAME="$EVAL"
-        PVAL='""'
-    fi 
-
-    if [ "$PVAL" = "UNSET" ]; then
-        echo "Removing preference '$PNAME'..."
-        sed -i "/user_pref(\"$PNAME\",.*);/d" "$PREF_FILE"
-    elif grep -q "user_pref(\"$PNAME\"," "$PREF_FILE"; then
-        echo "Setting preference '$PNAME'..."
-        sed -i "/user_pref(\"$PNAME\",.*);/d" "$PREF_FILE"
-        echo "user_pref(\"$PNAME\", $(echo "$PVAL" | sed 's|\\|\\\\|g'));" >> "$PREF_FILE"
-    else
-        echo "Setting new preference '$PNAME'..."
-        echo "user_pref(\"$PNAME\", $(echo "$PVAL" | sed 's|\\|\\\\|g'));" >> "$PREF_FILE"
-    fi
-done
-
-# vim:ft=sh:ts=4:sw=4:et:sts=4
diff --git a/rootfs/etc/services.d/app/kill b/rootfs/etc/services.d/app/kill
index f26848a..8279f34 100755
--- a/rootfs/etc/services.d/app/kill
+++ b/rootfs/etc/services.d/app/kill
@@ -1,7 +1,7 @@
 #!/bin/sh
 #
-# Firefox doesn't gracefully shutdown when receiving SIGTERM.  For example, last
-# opened tabs may not be saved.  Instead, terminate Firefox by sending the
+# Chromium doesn't gracefully shutdown when receiving SIGTERM.  For example, last
+# opened tabs may not be saved.  Instead, terminate Chromium by sending the
 # CTRL+q key presses.
 #
 
@@ -14,7 +14,7 @@ xdotool key "ctrl+q"
 
 for i in $(seq 1 10)
 do
-    if ! ps | grep "/usr/lib/firefox/firefox" | grep -q -v grep
+    if ! ps | grep "/usr/lib/chromium/chromium" | grep -q -v grep
     then
         break
     fi
diff --git a/rootfs/etc/services.d/app/params b/rootfs/etc/services.d/app/params
index 46c42d9..9e13408 100755
--- a/rootfs/etc/services.d/app/params
+++ b/rootfs/etc/services.d/app/params
@@ -3,25 +3,8 @@
 set -e # Exit immediately if a command exits with a non-zero status.
 set -u # Treat unset variables as an error.
 
-# Set location of profile.
-echo "--profile"
-echo "/config/profile"
+# Always make browser take up full screen
+echo "--start-maximized"
 
-# Make sure we don't get ask to be the default browser.
-echo "--setDefaultBrowser"
-
-# Check if kiosk mode is enabled.
-if is-bool-val-true "${FF_KIOSK:-0}"; then
-    echo "--kiosk"
-fi
-
-# URL to open.
-# NOTE: This should be the last argument.
-if [ -n "${FF_OPEN_URL:-}" ]; then
-    echo "$FF_OPEN_URL"
-fi
-
-# Custom arguments.
-if [ -n "${FF_CUSTOM_ARGS:-}" ]; then
-    eval 'for word in '$FF_CUSTOM_ARGS'; do echo "$word"; done'
-fi
+# Disable sandboxing, which isn't supported in containers
+echo "--no-sandbox"
diff --git a/rootfs/startapp.sh b/rootfs/startapp.sh
index ea263e9..97de430 100755
--- a/rootfs/startapp.sh
+++ b/rootfs/startapp.sh
@@ -27,7 +27,7 @@ for PID in "$PIDS"; do
 done
 set -e
 
-/usr/bin/firefox --version
-exec /usr/bin/firefox "$@" >> /config/log/firefox/output.log 2>> /config/log/firefox/error.log
+/usr/bin/chromium --version
+exec /usr/bin/chromium "$@" >> /config/log/chromium/output.log 2>> /config/log/chromium/error.log
 
 # vim:ft=sh:ts=4:sw=4:et:sts=4
diff --git a/rootfs/usr/lib/firefox/browser/defaults/preferences/firefox-branding.js b/rootfs/usr/lib/firefox/browser/defaults/preferences/firefox-branding.js
deleted file mode 100644
index c79e78d..0000000
--- a/rootfs/usr/lib/firefox/browser/defaults/preferences/firefox-branding.js
+++ /dev/null
@@ -1,12 +0,0 @@
-// Default download directory.
-pref("browser.download.dir", "/config/downloads");
-pref("browser.download.folderList", 2);
-// Disable the privacy notice page.
-pref("toolkit.telemetry.reportingpolicy.firstRun", false);
-// Disable some warning messages.
-pref("security.sandbox.warn_unprivileged_namespaces", false);
-// Prevent closing Firefox when closing the last tab.
-pref("browser.tabs.closeWindowWithLastTab", false);
-// Disable confirmation before quitting with Ctrl+Q.  Needed to allow Firefox
-// to quit cleanly when container is shutted down.
-pref("browser.warnOnQuitShortcut", false);