diff --git a/src/common/hist_util.h b/src/common/hist_util.h
index 813644869b75..86fa7d0027a5 100644
--- a/src/common/hist_util.h
+++ b/src/common/hist_util.h
@@ -103,7 +103,7 @@ class HistogramCuts {
   }
 
   BinIdx SearchBin(float value, uint32_t column_id) const {
-    return this->SearchBin(value ,column_id, Ptrs(), Values());
+    return this->SearchBin(value, column_id, Ptrs(), Values());
   }
 
   /**