diff --git a/.github/workflows/gh-pages.yml b/.github/workflows/gh-pages.yml
index 73e6f798..ee70cb47 100644
--- a/.github/workflows/gh-pages.yml
+++ b/.github/workflows/gh-pages.yml
@@ -15,8 +15,14 @@ jobs:
           submodules: true  # Fetch Hugo themes (true OR recursive)
           fetch-depth: 0    # Fetch all history for .GitInfo and .Lastmod
 
-      - name: Install po4a
-        run: sudo apt update && sudo apt install po4a -y
+      # FIXME: ubuntu-22.04 comes with po4a 0.66.
+      #       We need at least v0.69.
+      #       Github does not provide any other suitable image...
+      #       So... we will trick it by downloading the debian package.
+      # - name: Install po4a
+      #   run: sudo apt update && sudo apt install po4a -y
+      - name: Install po4a from debian bookworm version
+        run: wget http://ftp.debian.org/debian/pool/main/p/po4a/po4a_0.69-1_all.deb && dpkg -i po4a_0.69-1_all.deb
 
       - name: Setup Hugo
         uses: peaceiris/actions-hugo@v2
diff --git a/doc-translate.sh b/doc-translate.sh
index 4ccdfebc..30782c72 100644
--- a/doc-translate.sh
+++ b/doc-translate.sh
@@ -8,7 +8,7 @@ ignore_pattern='^#*\s*\{\{%\s*livechat_label[^\}]+\s*\}\}\s*$'
 
 # Is po4a new enough?
 function version_gt() { test "$(printf '%s\n' "$@" | sort -V | head -n 1)" != "$1"; }
-required_version='0.66'
+required_version='0.69'
 current_version=$(po4a --version | sed -En 's,po4a version ([0-9][0-9.]+[0-9]).*,\1,p')
 if version_gt "$required_version" "$current_version"; then
     echo "ERROR: po4a v$required_version or higher required. Current version: $current_version"
diff --git a/support/documentation/content/en/contributing/document/_index.md b/support/documentation/content/en/contributing/document/_index.md
index 6a6713db..b7c689b8 100644
--- a/support/documentation/content/en/contributing/document/_index.md
+++ b/support/documentation/content/en/contributing/document/_index.md
@@ -54,7 +54,7 @@ This page will automatically refresh on each modification.
 For now, you only have the english version.
 To update documentation strings, and generate translations, you have to run the `doc-translate.sh` script.
 
-To do so, make sure you have `po4a` (version >= 0.66) installed on your computer.
+To do so, make sure you have `po4a` (version >= 0.69) installed on your computer.
 
 {{% notice warning %}}
 Some linux distro (like Debian Bullseye for example) have too old version of `po4a`.