diff --git a/headers/os/drivers/device_manager.h b/headers/os/drivers/device_manager.h
index 67b3ec13a6..11e997a238 100644
--- a/headers/os/drivers/device_manager.h
+++ b/headers/os/drivers/device_manager.h
@@ -175,6 +175,14 @@ struct device_module_info {
 	status_t (*deselect)(void *cookie, uint8 event, selectsync *sync);
 };
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 extern struct device_manager_info *gDeviceManager;
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif	/* _DEVICE_MANAGER_H */