diff --git a/quiche/balsa/balsa_frame.cc b/quiche/balsa/balsa_frame.cc
index 7da637e..e5abcf8 100644
--- a/quiche/balsa/balsa_frame.cc
+++ b/quiche/balsa/balsa_frame.cc
@@ -550,6 +550,7 @@
       HandleWarning(is_trailer ? BalsaFrameEnums::OBS_FOLD_IN_TRAILERS
                                : BalsaFrameEnums::OBS_FOLD_IN_HEADERS);
       if (http_validation_policy().sanitize_obs_fold_in_header_values) {
+        QUICHE_CODE_COUNT(sanitize_obs_fold_in_header_values_enforced);
         *has_continuation_lines = true;
         header_has_continuation_line = true;
       }