diff --git a/src/echo/echo_component.h b/src/echo/echo_component.h
index af2caa3..bea3b1b 100644
--- a/src/echo/echo_component.h
+++ b/src/echo/echo_component.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef EXAMPLES_COMPONENTS_ECHO_CPP_ECHO_COMPONENT_H_
-#define EXAMPLES_COMPONENTS_ECHO_CPP_ECHO_COMPONENT_H_
+#ifndef FUCHSIA_SDK_EXAMPLES_ECHO_ECHO_COMPONENT_H_
+#define FUCHSIA_SDK_EXAMPLES_ECHO_ECHO_COMPONENT_H_
 
 // [START greeting]
 #include <string>
@@ -16,4 +16,4 @@
 }  // namespace echo
 // [END greeting]
 
-#endif  // EXAMPLES_COMPONENTS_ECHO_CPP_ECHO_COMPONENT_H_
+#endif  // FUCHSIA_SDK_EXAMPLES_ECHO_ECHO_COMPONENT_H_