diff --git a/.buildkite/pipelines/pull_request/base.yml b/.buildkite/pipelines/pull_request/base.yml
index 553f173046812..71e185f8e8424 100644
--- a/.buildkite/pipelines/pull_request/base.yml
+++ b/.buildkite/pipelines/pull_request/base.yml
@@ -91,7 +91,7 @@ steps:
   - command: .buildkite/scripts/steps/typecheck/check_types.sh
     label: 'Check Types'
     agents:
-      machineType: c4d-standard-4
+      machineType: c4d-highmem-4
       diskType: hyperdisk-balanced
       preemptible: true
       spotZones: us-central1-c,us-central1-a
diff --git a/packages/kbn-ts-type-check-cli/run_type_check_cli.ts b/packages/kbn-ts-type-check-cli/run_type_check_cli.ts
index 80778de6b7864..cbd6b65964589 100644
--- a/packages/kbn-ts-type-check-cli/run_type_check_cli.ts
+++ b/packages/kbn-ts-type-check-cli/run_type_check_cli.ts
@@ -158,7 +158,7 @@ run(
           ...(flagsReader.boolean('extended-diagnostics') ? ['--extendedDiagnostics'] : []),
         ],
         env: {
-          NODE_OPTIONS: '--max-old-space-size=10240',
+          NODE_OPTIONS: '--max-old-space-size=12288',
         },
         cwd: REPO_ROOT,
         wait: true,