1 files changed, 1 insertions, 0 deletions
diff --git a/src/chlists.c b/src/chlists.c
index dcb3b0412..3f5f3e8ee 100644
--- a/src/chlists.c
+++ b/src/chlists.c
@@ -114,6 +114,7 @@ void list_insert(Thread *tp, ThreadsList *tlp) {
  *
  * @param tlp the pointer to the threads list header
  * @return the removed thread pointer
+ * @note The list must be non-empty before calling this function.
  */
 Thread *list_remove(ThreadsList *tlp) {