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-rw-r--r--variable.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/variable.c b/variable.c
index fbb0117..ed5bd84 100644
--- a/variable.c
+++ b/variable.c
@@ -647,6 +647,7 @@ rb_f_untrace_var(argc, argv)
struct trace_var *trace;
st_data_t data;
+ rb_secure(4);
rb_scan_args(argc, argv, "11", &var, &cmd);
id = rb_to_id(var);
if (!st_lookup(rb_global_tbl, id, &data)) {