diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2746605d2bd241..677630baa22163 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -319,17 +319,17 @@ jobs:
       - name: Checkout repository from github
         uses: actions/checkout@v4
 
-      - name: Install packages on Intel Mac
-        if: matrix.features == 'huge' && matrix.runner == 'macos-latest'
+      - name: Install packages
+        if: matrix.features == 'huge'
         run: |
-          brew install lua
-          echo "LUA_PREFIX=/usr/local" >> $GITHUB_ENV
+          brew install lua libtool
+          echo "LUA_PREFIX=$(brew --prefix)" >> $GITHUB_ENV
 
-      - name: Install packages on M1 Mac
-        if: matrix.features == 'huge' && matrix.runner == 'macos-14'
+      - name: Grant microphone access for macos-14
+        if: matrix.runner == 'macos-14'
         run: |
-          brew install lua libtool
-          echo "LUA_PREFIX=/opt/homebrew" >> $GITHUB_ENV
+          # Temporary fix to fix microphone permission issues for macos-14 when playing sound.
+          sqlite3 $HOME/Library/Application\ Support/com.apple.TCC/TCC.db "INSERT OR IGNORE INTO access VALUES ('kTCCServiceMicrophone','/usr/local/opt/runner/provisioner/provisioner',1,2,4,1,NULL,NULL,0,'UNUSED',NULL,0,1687786159,NULL,NULL,'UNUSED',1687786159);"
 
       - name: Set up environment
         run: |
diff --git a/src/testdir/test_diffmode.vim b/src/testdir/test_diffmode.vim
index bae94f6a87963a..b44879f71e55c9 100644
--- a/src/testdir/test_diffmode.vim
+++ b/src/testdir/test_diffmode.vim
@@ -871,8 +871,8 @@ func VerifyInternal(buf, dumpfile, extra)
 endfunc
 
 func Test_diff_screen()
-  if has('osx') && !empty($CI) && system('uname -m') =~# 'arm64'
-    throw 'Skipped: FIXME: This test fails on M1 Mac on GitHub Actions'
+  if has('osxdarwin') && system('diff --version') =~ '^Apple diff'
+    throw 'Skipped: unified diff does not work properly on this macOS version'
   endif
 
   let g:test_is_flaky = 1
diff --git a/src/testdir/test_sound.vim b/src/testdir/test_sound.vim
index 020d458912ae97..e97ac6198b23cf 100644
--- a/src/testdir/test_sound.vim
+++ b/src/testdir/test_sound.vim
@@ -15,9 +15,6 @@ func Test_play_event()
   if has('win32')
     throw 'Skipped: Playing event with callback is not supported on Windows'
   endif
-  if has('osx') && !empty($CI) && system('uname -m') =~# 'arm64'
-    throw 'Skipped: FIXME: Running this test on M1 Mac hangs on GitHub Actions'
-  endif
   let g:playcallback_count = 0
   let g:id = 0
   let event_name = 'bell'
@@ -38,10 +35,6 @@ func Test_play_event()
 endfunc
 
 func Test_play_silent()
-  if has('osx') && !empty($CI) && system('uname -m') =~# 'arm64'
-    throw 'Skipped: FIXME: Running this test on M1 Mac hangs on GitHub Actions'
-  endif
-
   let fname = fnamemodify('silent.wav', '%p')
   let g:playcallback_count = 0
 
diff --git a/src/testdir/test_terminal2.vim b/src/testdir/test_terminal2.vim
index c7d1a9a7bd4a71..9798c51940532d 100644
--- a/src/testdir/test_terminal2.vim
+++ b/src/testdir/test_terminal2.vim
@@ -536,10 +536,6 @@ endfunc
 
 " Test for term_gettitle()
 func Test_term_gettitle()
-  if has('osx') && !empty($CI) && system('uname -m') =~# 'arm64'
-    throw 'Skipped: FIXME: Title got on M1 Mac is broken on GitHub Actions'
-  endif
-
   " term_gettitle() returns an empty string for a non-terminal buffer
   " and for a non-existing buffer.
   call assert_equal('', bufnr('%')->term_gettitle())