diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index aac395d5638750..7d9e70a68005e3 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -208,7 +208,7 @@ jobs:
     with:
       config_hash: ${{ needs.check_source.outputs.config_hash }}
       # macos-14 is M1, macos-13 is Intel
-      os-matrix: '["macos-14", "macos-13"]'
+      os-matrix: '["macos-14-xlarge", "macos-13-large"]'
 
   build_macos_free_threading:
     name: 'macOS (free-threading)'
diff --git a/.github/workflows/reusable-macos.yml b/.github/workflows/reusable-macos.yml
index e3319f141bd7f5..d06a718d199c96 100644
--- a/.github/workflows/reusable-macos.yml
+++ b/.github/workflows/reusable-macos.yml
@@ -50,7 +50,7 @@ jobs:
           --prefix=/opt/python-dev \
           --with-openssl="$(brew --prefix openssl@3.0)"
     - name: Build CPython
-      run: make -j4
+      run: make -j8
     - name: Display build info
       run: make pythoninfo
     - name: Tests
diff --git a/Lib/test/test_pyrepl.py b/Lib/test/test_pyrepl.py
index 2b217abdf1543b..3df76e02b231dc 100644
--- a/Lib/test/test_pyrepl.py
+++ b/Lib/test/test_pyrepl.py
@@ -15,9 +15,9 @@
 # Optionally test pyrepl.  This currently requires that the
 # 'curses' resource be given on the regrtest command line using the -u
 # option.  Additionally, we need to attempt to import curses and readline.
-requires('curses')
-curses = import_module('curses')
-readline = import_module('readline')
+requires("curses")
+curses = import_module("curses")
+readline = import_module("readline")
 
 from _pyrepl.console import Console, Event
 from _pyrepl.readline import ReadlineAlikeReader, ReadlineConfig