diff --git a/.github/workflows/static.yml b/.github/workflows/static.yml
index 47459032285e8e..c5793be6a34ac6 100644
--- a/.github/workflows/static.yml
+++ b/.github/workflows/static.yml
@@ -33,6 +33,8 @@ jobs:
         uses: actions/checkout@v6
       - name: Install dependencies
         run: ci/install-dependencies.sh
+      - name: Install asciidoc
+        run: sudo apt-get update -q && sudo apt-get install -y asciidoc
       - name: Build HTML documentation
         run: make -C Documentation html
       - name: Stage Pages content
diff --git a/ci/install-dependencies.sh b/ci/install-dependencies.sh
index 10c3530d1aacdd..f64fe28df117f0 100755
--- a/ci/install-dependencies.sh
+++ b/ci/install-dependencies.sh
@@ -59,7 +59,7 @@ ubuntu-*|i386/ubuntu-*|debian-*)
 	esac
 
 	sudo apt-get -q update
-	sudo apt-get -q -y install \
+	sudo apt-get -q -y --fix-missing install \
 		$LANGUAGES apache2 cvs cvsps git gnupg $SVN \
 		make libssl-dev libcurl4-openssl-dev libexpat-dev wget sudo default-jre \
 		tcl tk gettext zlib1g-dev perl-modules liberror-perl libauthen-sasl-perl \