diff --git a/lib/rb/ext/constants.h b/lib/rb/ext/constants.h
index f66a3ac..e540234 100644
--- a/lib/rb/ext/constants.h
+++ b/lib/rb/ext/constants.h
@@ -72,4 +72,4 @@
 extern VALUE thrift_module;
 extern VALUE thrift_types_module;
 extern VALUE class_thrift_protocol;
-extern VALUE protocol_exception_class;
\ No newline at end of file
+extern VALUE protocol_exception_class;