diff --git a/histogram.hpp b/histogram.hpp
index 0c314d5..90a9313 100644
--- a/histogram.hpp
+++ b/histogram.hpp
@@ -181,4 +181,4 @@
     // "1% percentile" means "1% of the samples are below this value"
     ValueType low_percentile_, high_percentile_;
     int max_bucket_height_;
-};
\ No newline at end of file
+};