diff --git a/.github/workflows/macos.yml b/.github/workflows/macos.yml
index 2e2db0b..6be20e8 100644
--- a/.github/workflows/macos.yml
+++ b/.github/workflows/macos.yml
@@ -16,10 +16,6 @@ jobs:
         os: [ 'macos-10.15', 'macos-11', 'macos-12' ]
         python-version: [ '3.9', '3.10' ]
         buildout-version: ['2.13.7', '3.0.0rc3']
-    env:
-      # Switches to enable compatibility with older versions of macOS.
-      SYSTEM_VERSION_COMPAT: 1
-      MACOSX_DEPLOYMENT_TARGET: 10.16
 
     steps:
 
diff --git a/base.cfg b/base.cfg
index 0c15c41..ef6c3a0 100644
--- a/base.cfg
+++ b/base.cfg
@@ -2,6 +2,7 @@
 develop = .
 show-picked-versions = true
 parts = test
+abi-tag-eggs = true
 
 [test]
 relative-paths = true