diff --git a/.configs/vitest.config.mjs b/.configs/vitest.config.mjs
index 1e65be6..50214c8 100644
--- a/.configs/vitest.config.mjs
+++ b/.configs/vitest.config.mjs
@@ -9,7 +9,7 @@ const root = path.resolve(path.dirname(fileURLToPath(import.meta.url)), "..");
 export default defineConfig({
 	root,
 	test: {
-		include: ["tests/**/*.test.mjs"],
+		include: ["tests/**/*.test.vitest.mjs"],
 		exclude: ["node_modules"],
 		environment: "node",
 		testTimeout: 30000,
diff --git a/tests/arrays.test.mjs b/tests/arrays.test.vitest.mjs
similarity index 100%
rename from tests/arrays.test.mjs
rename to tests/arrays.test.vitest.mjs
diff --git a/tests/booleans.test.mjs b/tests/booleans.test.vitest.mjs
similarity index 100%
rename from tests/booleans.test.mjs
rename to tests/booleans.test.vitest.mjs
diff --git a/tests/edge-types.test.mjs b/tests/edge-types.test.vitest.mjs
similarity index 100%
rename from tests/edge-types.test.mjs
rename to tests/edge-types.test.vitest.mjs
diff --git a/tests/numbers.test.mjs b/tests/numbers.test.vitest.mjs
similarity index 100%
rename from tests/numbers.test.mjs
rename to tests/numbers.test.vitest.mjs
diff --git a/tests/objects.test.mjs b/tests/objects.test.vitest.mjs
similarity index 100%
rename from tests/objects.test.mjs
rename to tests/objects.test.vitest.mjs
diff --git a/tests/random-properties.test.mjs b/tests/random-properties.test.vitest.mjs
similarity index 100%
rename from tests/random-properties.test.mjs
rename to tests/random-properties.test.vitest.mjs
diff --git a/tests/run-vitest.mjs b/tests/run-vitest.mjs
index 72f2c33..fb10e04 100644
--- a/tests/run-vitest.mjs
+++ b/tests/run-vitest.mjs
@@ -40,8 +40,8 @@ const code = await run({
 	cwd: root,
 	testDir: "tests",
 	vitestConfig: ".configs/vitest.config.mjs",
-	// Plain `*.test.mjs` convention.
-	testFilePattern: /\.test\.mjs$/,
+	// CLDMV fleet-wide convention: `*.test.vitest.mjs`.
+	testFilePattern: /\.test\.vitest\.mjs$/,
 	testPatterns,
 	workers,
 	coverageQuiet,
diff --git a/tests/strings.test.mjs b/tests/strings.test.vitest.mjs
similarity index 100%
rename from tests/strings.test.mjs
rename to tests/strings.test.vitest.mjs