diff --git a/lib/rb/ext/compact_protocol.h b/lib/rb/ext/compact_protocol.h
index 15bd693..0bd26e9 100644
--- a/lib/rb/ext/compact_protocol.h
+++ b/lib/rb/ext/compact_protocol.h
@@ -17,4 +17,4 @@
  * under the License.
  */
 
-void Init_compact_protocol();
\ No newline at end of file
+void Init_compact_protocol();