diff --git a/include/ceres/numeric_diff_cost_function.h b/include/ceres/numeric_diff_cost_function.h
index 736fb97..bbaefca 100644
--- a/include/ceres/numeric_diff_cost_function.h
+++ b/include/ceres/numeric_diff_cost_function.h
@@ -72,7 +72,7 @@
 
 enum NumericDiffMethod {
   CENTRAL,
-  FORWARD,
+  FORWARD
 };
 
 // This is split from the main class because C++ doesn't allow partial template