diff --git a/TEST_MAPPING b/TEST_MAPPING
new file mode 100644
index 0000000000000000000000000000000000000000..2f7de785db56f625e7ae3edbca1fa8d67af832ba
--- /dev/null
+++ b/TEST_MAPPING
@@ -0,0 +1,13 @@
+// Generated by update_crate_tests.py for tests that depend on this crate.
+{
+  "presubmit": [
+    {
+      "name": "libcert_request_validator_tests"
+    }
+  ],
+  "presubmit-rust": [
+    {
+      "name": "libcert_request_validator_tests"
+    }
+  ]
+}