diff --git a/.github/workflows/build.sh b/.github/workflows/build.sh
index 5cd842df8..d53d27815 100755
--- a/.github/workflows/build.sh
+++ b/.github/workflows/build.sh
@@ -8,7 +8,6 @@ fi
 
 if [[ "$MB_PYTHON_VERSION" == pypy3* ]]; then
   if [[ "$TRAVIS_OS_NAME" != "macos-latest" ]]; then
-    MB_ML_VER="2010"
     DOCKER_TEST_IMAGE="multibuild/xenial_$PLAT"
   else
     MB_PYTHON_OSX_VER="10.9"
diff --git a/.github/workflows/wheels.yml b/.github/workflows/wheels.yml
index a7d130409..943a6a03e 100644
--- a/.github/workflows/wheels.yml
+++ b/.github/workflows/wheels.yml
@@ -23,8 +23,6 @@ jobs:
         exclude:
           - os: "macos-latest"
             platform: "i686"
-          - os: "ubuntu-20.04"
-            python: "3.10"
         include:
           - os: "macos-latest"
             os-name: "osx"
@@ -83,8 +81,6 @@ jobs:
         exclude:
           - os: "macos-latest"
             platform: "i686"
-          - os: "ubuntu-20.04"
-            python: "3.10"
         include:
           - os: "macos-latest"
             os-name: "osx"
diff --git a/.travis.yml b/.travis.yml
index 775783dae..c7c3b4c19 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -19,14 +19,12 @@ jobs:
       arch: arm64
       env:
         - PLAT=aarch64
-        - MB_ML_VER=2014
         - MB_PYTHON_VERSION=3.6
         - DOCKER_TEST_IMAGE=multibuild/focal_{PLAT}
     - name: "3.7 Focal aarch64"
       arch: arm64
       env:
         - PLAT=aarch64
-        - MB_ML_VER=2014
         - MB_PYTHON_VERSION=3.7
         - DOCKER_TEST_IMAGE=multibuild/focal_{PLAT}
     - name: "3.8 Focal aarch64"
@@ -34,7 +32,6 @@ jobs:
       arch: arm64
       env:
         - PLAT=aarch64
-        - MB_ML_VER=2014
         - MB_PYTHON_VERSION=3.8
         - DOCKER_TEST_IMAGE=multibuild/focal_{PLAT}
     - name: "3.9 Focal aarch64"
@@ -42,7 +39,6 @@ jobs:
       arch: arm64
       env:
         - PLAT=aarch64
-        - MB_ML_VER=2014
         - MB_PYTHON_VERSION=3.9
         - DOCKER_TEST_IMAGE=multibuild/focal_{PLAT}
     - name: "3.10 Focal aarch64"
@@ -50,7 +46,6 @@ jobs:
       arch: arm64
       env:
         - PLAT=aarch64
-        - MB_ML_VER=2014
         - MB_PYTHON_VERSION=3.10
         - DOCKER_TEST_IMAGE=multibuild/focal_{PLAT}
 
diff --git a/multibuild b/multibuild
index 13a01725b..cdffc5284 160000
--- a/multibuild
+++ b/multibuild
@@ -1 +1 @@
-Subproject commit 13a01725b0f0aa551ab34aa2311cdc1c77be4337
+Subproject commit cdffc52846355707f389808414cf8dfe31289328