diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index eca43567..1c50705b 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -595,7 +595,11 @@ importers:
         specifier: ^4.1.10
         version: 4.1.10(@types/node@26.2.0)(vite@8.2.1(@types/node@26.2.0)(esbuild@0.28.2)(jiti@2.7.0)(tsx@4.23.12))
 
-  tools/load-tests: {}
+  tools/load-tests:
+    devDependencies:
+      tsx:
+        specifier: ^4.23.12
+        version: 4.23.12
 
 packages:
 
diff --git a/tools/load-tests/package.json b/tools/load-tests/package.json
index ab8b32a4..7d50e7d3 100644
--- a/tools/load-tests/package.json
+++ b/tools/load-tests/package.json
@@ -4,19 +4,22 @@
     "version": "0.0.0",
     "type": "module",
     "scripts": {
-        "run": "pnpm -w exec tsx tools/load-tests/src/cli.ts run",
-        "dry-run": "pnpm -w exec tsx tools/load-tests/src/cli.ts dry-run",
-        "validate": "pnpm -w exec tsx tools/load-tests/src/cli.ts validate",
-        "prepare:capacity": "pnpm -w exec tsx tools/load-tests/src/cli.ts prepare",
-        "seed": "pnpm -w exec tsx tools/load-tests/src/cli.ts seed",
-        "verify-fixture": "pnpm -w exec tsx tools/load-tests/src/cli.ts verify-fixture",
-        "activate-coverage": "pnpm -w exec tsx tools/load-tests/src/cli.ts activate-coverage",
-        "measure-page-navigation": "pnpm -w exec tsx tools/load-tests/src/cli.ts measure-page-navigation",
-        "measure-turn-cycle": "pnpm -w exec tsx tools/load-tests/src/cli.ts measure-turn-cycle",
-        "measure-turn-flush": "pnpm -w exec tsx tools/load-tests/src/cli.ts measure-turn-flush",
-        "materialize-calibration": "pnpm -w exec tsx tools/load-tests/src/cli.ts materialize-calibration",
-        "cleanup": "pnpm -w exec tsx tools/load-tests/src/cli.ts cleanup",
-        "test": "pnpm -w exec tsx --test tools/load-tests/test/*.test.ts",
+        "run": "cd ../.. && tsx tools/load-tests/src/cli.ts run",
+        "dry-run": "cd ../.. && tsx tools/load-tests/src/cli.ts dry-run",
+        "validate": "cd ../.. && tsx tools/load-tests/src/cli.ts validate",
+        "prepare:capacity": "cd ../.. && tsx tools/load-tests/src/cli.ts prepare",
+        "seed": "cd ../.. && tsx tools/load-tests/src/cli.ts seed",
+        "verify-fixture": "cd ../.. && tsx tools/load-tests/src/cli.ts verify-fixture",
+        "activate-coverage": "cd ../.. && tsx tools/load-tests/src/cli.ts activate-coverage",
+        "measure-page-navigation": "cd ../.. && tsx tools/load-tests/src/cli.ts measure-page-navigation",
+        "measure-turn-cycle": "cd ../.. && tsx tools/load-tests/src/cli.ts measure-turn-cycle",
+        "measure-turn-flush": "cd ../.. && tsx tools/load-tests/src/cli.ts measure-turn-flush",
+        "materialize-calibration": "cd ../.. && tsx tools/load-tests/src/cli.ts materialize-calibration",
+        "cleanup": "cd ../.. && tsx tools/load-tests/src/cli.ts cleanup",
+        "test": "cd ../.. && tsx --test tools/load-tests/test/*.test.ts",
         "typecheck": "pnpm -w tsc7 -p tools/load-tests/tsconfig.json --noEmit"
+    },
+    "devDependencies": {
+        "tsx": "^4.23.12"
     }
 }