diff --git a/src/syntax.c b/src/syntax.c
index 57fab0c..da648e3 100644
--- a/src/syntax.c
+++ b/src/syntax.c
@@ -2566,6 +2566,9 @@
 #endif
 		update_si_attr(current_state.ga_len - 1);
 
+		/* nextgroup= should not match in the end pattern */
+		current_next_list = NULL;
+
 		/* what matches next may be different now, clear it */
 		next_match_idx = 0;
 		next_match_col = MAXCOL;