diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 1954eaa8b1..cb9e6fc17c 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -11,7 +11,7 @@ before_script:
     # The container has no package lists, so need to update first
     - apt-get update -qq
     - apt-get install -y -qq --no-install-recommends
-        build-essential locales bc ca-certificates file rsync
+        build-essential locales bc ca-certificates file rsync gcc-multilib
         git bzr cvs mercurial subversion libc6:i386 unzip wget cpio
     # To be able to generate a toolchain with locales, enable one UTF-8 locale
     - sed -i 's/# \(en_US.UTF-8\)/\1/' /etc/locale.gen
diff --git a/.gitlab-ci.yml.in b/.gitlab-ci.yml.in
index b4a6a3fb28..0f9cbcba33 100644
--- a/.gitlab-ci.yml.in
+++ b/.gitlab-ci.yml.in
@@ -11,7 +11,7 @@ before_script:
     # The container has no package lists, so need to update first
     - apt-get update -qq
     - apt-get install -y -qq --no-install-recommends
-        build-essential locales bc ca-certificates file rsync
+        build-essential locales bc ca-certificates file rsync gcc-multilib
         git bzr cvs mercurial subversion libc6:i386 unzip wget cpio
     # To be able to generate a toolchain with locales, enable one UTF-8 locale
     - sed -i 's/# \(en_US.UTF-8\)/\1/' /etc/locale.gen