1 files changed, 2 insertions, 1 deletions
diff --git a/iseq.h b/iseq.h
index 2062c33bb4..851eaeabbc 100644
--- a/iseq.h
+++ b/iseq.h
@@ -72,7 +72,8 @@ ISEQ_ORIGINAL_ISEQ_ALLOC(const rb_iseq_t *iseq, long size)
 			   RUBY_EVENT_CALL  | \
 			   RUBY_EVENT_RETURN| \
 			   RUBY_EVENT_B_CALL| \
-			   RUBY_EVENT_B_RETURN)
+			   RUBY_EVENT_B_RETURN| \
+			   RUBY_EVENT_COVERAGE_LINE)
 
 #define ISEQ_NOT_LOADED_YET   IMEMO_FL_USER1
 #define ISEQ_USE_COMPILE_DATA IMEMO_FL_USER2