diff --git a/src/jwt.c b/src/jwt.c
index 8c4537542..1c13209e0 100644
--- a/src/jwt.c
+++ b/src/jwt.c
@@ -363,6 +363,7 @@ static void jwt_deinit(void)
 	node = ebmb_first(&jwt_cert_tree);
 	while (node) {
 		entry = ebmb_entry(node, struct jwt_cert_tree_entry, node);
+		ebmb_delete(node);
 		ha_free(&entry);
 		node = ebmb_first(&jwt_cert_tree);
 	}