diff --git a/src/ical.cc b/src/ical.cc
index c8b951e2..0f8d77da 100644
--- a/src/ical.cc
+++ b/src/ical.cc
@@ -154,6 +154,7 @@ void parse_ical_args(struct text_object *obj, const char *arg,
   opaque->comps = allc;
   opaque->num = num;
   obj->data.opaque = opaque;
+  free(opaque);
 }
 
 void print_ical(struct text_object *obj, char *p, unsigned int p_max_size) {