diff --git a/tests/cc/test_c_api.cc b/tests/cc/test_c_api.cc
index 46a6cd4c8651..1b5165e5171e 100644
--- a/tests/cc/test_c_api.cc
+++ b/tests/cc/test_c_api.cc
@@ -1,3 +1,18 @@
+/*
+ * Copyright (c) 2016 GitHub, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 #include <dlfcn.h>
 #include <stdint.h>
 #include <string.h>
diff --git a/tests/cc/test_usdt_args.cc b/tests/cc/test_usdt_args.cc
index 28d1fb1d4209..235aaf7d33de 100644
--- a/tests/cc/test_usdt_args.cc
+++ b/tests/cc/test_usdt_args.cc
@@ -1,3 +1,18 @@
+/*
+ * Copyright (c) 2016 GitHub, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 #include <string>
 #include "catch.hpp"
 #include "usdt.h"