diff --git a/Headers/scc_core.h b/Headers/scc_core.h
index 540b622..81aa32e 100644
--- a/Headers/scc_core.h
+++ b/Headers/scc_core.h
@@ -25,7 +25,7 @@ typedef struct scc_options
 typedef struct scc_matching
 {
     char **match_ids;
-    uint64_t match_ids;
+    uint64_t match_id_count;
     char *target_syntax_id;
     char **using_match_id;
     uint64_t using_match_id_count;