diff --git a/eng/pipelines/runtime.yml b/eng/pipelines/runtime.yml
index 199bf189964173..e41dc68fd49abc 100644
--- a/eng/pipelines/runtime.yml
+++ b/eng/pipelines/runtime.yml
@@ -141,7 +141,7 @@ extends:
           platforms:
           - linux_x64
           - linux_musl_x64
-          - osx_x64
+          - osx_arm64
           - windows_x64
           jobParameters:
             nameSuffix: CoreCLR_Libraries
@@ -214,7 +214,7 @@ extends:
           jobTemplate: /eng/pipelines/common/global-build-job.yml
           buildConfig: release
           platforms:
-          - osx_arm64
+          - osx_x64
           jobParameters:
             nameSuffix: CoreCLR_Libraries
             buildArgs: -s clr+libs -c $(_BuildConfig)
@@ -245,7 +245,7 @@ extends:
           buildConfig: ${{ variables.debugOnPrReleaseOnRolling }}
           platforms:
           - linux_arm64
-          - osx_x64
+          - osx_arm64
           jobParameters:
             nameSuffix: Libraries_CheckedCoreCLR
             buildArgs: -s clr+libs+libs.tests -c $(_BuildConfig) -rc Checked /p:ArchiveTests=true
@@ -353,7 +353,7 @@ extends:
           jobTemplate: /eng/pipelines/common/global-build-job.yml
           buildConfig: ${{ variables.debugOnPrReleaseOnRolling }}
           platforms:
-          - osx_arm64
+          - osx_x64
           jobParameters:
             nameSuffix: Libraries_CheckedCoreCLR
             buildArgs: -s clr+libs -c $(_BuildConfig) -rc Checked
@@ -376,7 +376,8 @@ extends:
                   configOverride: Checked
             condition: >-
               or(
-                eq(stageDependencies.EvaluatePaths.evaluate_paths.outputs['SetPathVars_coreclr_AppleSilicon.containsChange'], true),
+                eq(stageDependencies.EvaluatePaths.evaluate_paths.outputs['SetPathVars_coreclr.containsChange'], true),
+                eq(stageDependencies.EvaluatePaths.evaluate_paths.outputs['SetPathVars_runtimetests.containsChange'], true),
                 eq(variables['isRollingBuild'], true))
 
       - template: /eng/pipelines/common/platform-matrix.yml
@@ -1336,7 +1337,7 @@ extends:
           buildConfig: ${{ variables.debugOnPrReleaseOnRolling }}
           platforms:
             - windows_x86
-            - osx_arm64
+            - osx_x64
           helixQueuesTemplate: /eng/pipelines/installer/helix-queues-setup.yml
           jobParameters:
             nameSuffix: Installer_Build_And_Test
@@ -1367,7 +1368,7 @@ extends:
           buildConfig: release
           platforms:
             - windows_x64
-            - osx_x64
+            - osx_arm64
             - linux_x64
           helixQueuesTemplate: /eng/pipelines/installer/helix-queues-setup.yml
           jobParameters:
@@ -1591,7 +1592,7 @@ extends:
           jobTemplate: /eng/pipelines/common/templates/runtimes/run-test-job.yml
           buildConfig: checked
           platforms:
-          - osx_x64
+          - osx_arm64
           - linux_x64
           - linux_arm64
           - windows_x64
@@ -1614,7 +1615,7 @@ extends:
           jobTemplate: /eng/pipelines/common/templates/runtimes/run-test-job.yml
           buildConfig: checked
           platforms:
-          - osx_arm64
+          - osx_x64
           helixQueueGroup: pr
           helixQueuesTemplate: /eng/pipelines/coreclr/templates/helix-queues-setup.yml
           jobParameters:
@@ -1625,7 +1626,8 @@ extends:
             unifiedBuildConfigOverride: ${{ variables.debugOnPrReleaseOnRolling }}
             condition: >-
               or(
-                eq(stageDependencies.EvaluatePaths.evaluate_paths.outputs['SetPathVars_coreclr_AppleSilicon.containsChange'], true),
+                eq(stageDependencies.EvaluatePaths.evaluate_paths.outputs['SetPathVars_coreclr.containsChange'], true),
+                eq(stageDependencies.EvaluatePaths.evaluate_paths.outputs['SetPathVars_runtimetests.containsChange'], true),
                 eq(variables['isRollingBuild'], true))
 
       #
@@ -1661,7 +1663,7 @@ extends:
           buildConfig: ${{ variables.debugOnPrReleaseOnRolling }}
           platforms:
           - windows_x64
-          - osx_x64
+          - osx_arm64
           - linux_x64
           - linux_musl_x64
           helixQueuesTemplate: /eng/pipelines/libraries/helix-queues-setup.yml
@@ -1686,7 +1688,7 @@ extends:
       # | linux-arm64      | Debug   | Release |
       # | windows-x86      | Debug   | Release |
       # | linux-musl-x64   | Debug   | Release |
-      # | OSX-x64          | Debug   | Release |
+      # | osx-arm64        | Debug   | Release |
       # | linux-musl-arm   | Release | Release |
       # | linux-musl-arm64 | Release | Release |
       # | linux-x64        | Release | Release |
@@ -1749,7 +1751,7 @@ extends:
           jobTemplate: /eng/pipelines/libraries/run-test-job.yml
           buildConfig: ${{ variables.debugOnPrReleaseOnRolling }}
           platforms:
-          - osx_x64
+          - osx_arm64
           helixQueuesTemplate: /eng/pipelines/coreclr/templates/helix-queues-setup.yml
           helixQueueGroup: libraries
           jobParameters: