diff --git a/.travis.yml b/.travis.yml
index 41010ebe6b..c3c8048842 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,6 +1,3 @@
-# The current Travis default is a VM based 16.04 Xenial on GCE
-# Additional builds with specific requirements for a full VM need to
-# be added as additional matrix: entries later on
 os: linux
 dist: focal
 language: c
@@ -190,7 +187,7 @@ jobs:
 
     - name: "[s390x] GCC check-tcg"
       arch: s390x
-      dist: bionic
+      dist: focal
       addons:
         apt_packages:
           - libaio-dev
@@ -233,7 +230,7 @@ jobs:
 
     - name: "[s390x] GCC (other-softmmu)"
       arch: s390x
-      dist: bionic
+      dist: focal
       addons:
         apt_packages:
           - libaio-dev
@@ -263,10 +260,11 @@ jobs:
 
     - name: "[s390x] GCC (user)"
       arch: s390x
-      dist: bionic
+      dist: focal
       addons:
         apt_packages:
           - libgcrypt20-dev
+          - libglib2.0-dev
           - libgnutls28-dev
           - ninja-build
       env:
@@ -274,7 +272,7 @@ jobs:
 
     - name: "[s390x] Clang (disable-tcg)"
       arch: s390x
-      dist: bionic
+      dist: focal
       compiler: clang
       addons:
         apt_packages: