diff --git a/src/Microsoft.DotNet.Helix/Sdk/tools/xharness-runner/xharness-helix-job.apple.sh b/src/Microsoft.DotNet.Helix/Sdk/tools/xharness-runner/xharness-helix-job.apple.sh
index 31e8f5bcfab..9378733bed3 100644
--- a/src/Microsoft.DotNet.Helix/Sdk/tools/xharness-runner/xharness-helix-job.apple.sh
+++ b/src/Microsoft.DotNet.Helix/Sdk/tools/xharness-runner/xharness-helix-job.apple.sh
@@ -36,7 +36,6 @@ sudo launchctl asuser "$helix_runner_uid" sh ./xharness-runner.apple.sh \
     $forwarded_args                                                     \
     --app "$HELIX_WORKITEM_ROOT/$app"                                   \
     --output-directory "$HELIX_WORKITEM_UPLOAD_ROOT"                    \
-    --diagnostics-path "$XHARNESS_DIAGNOSTICS_PATH"                     \
 
 exit_code=$?
 
diff --git a/src/Microsoft.DotNet.Helix/Sdk/tools/xharness-runner/xharness-runner.apple.sh b/src/Microsoft.DotNet.Helix/Sdk/tools/xharness-runner/xharness-runner.apple.sh
index 23a72643593..47fb9126ee1 100644
--- a/src/Microsoft.DotNet.Helix/Sdk/tools/xharness-runner/xharness-runner.apple.sh
+++ b/src/Microsoft.DotNet.Helix/Sdk/tools/xharness-runner/xharness-runner.apple.sh
@@ -23,10 +23,6 @@ while [[ $# -gt 0 ]]; do
         app="$2"
         shift
         ;;
-      --diagnostics-path)
-        export XHARNESS_DIAGNOSTICS_PATH="$2"
-        shift
-        ;;
       --target)
         target="$2"
         shift