diff --git a/kernel-src/lib/rbtree.c b/kernel-src/lib/rbtree.c
index 0044c039..7d3af66c 100644
--- a/kernel-src/lib/rbtree.c
+++ b/kernel-src/lib/rbtree.c
@@ -94,7 +94,7 @@ rbtree_t *rbtree_find_first_larger_equal(rbtree_t *rbtree, void *key, rbtree_val
 		if (comparison == 0)
 			return rbtree;
 
-		if (comparison == 1 && (found == NULL || compare_fn(found, rbtree) > 0))
+		if (comparison == -1)
 			found = rbtree;
 
 		rbtree = comparison == 1 ? rbtree->right : rbtree->left;