diff --git a/src/module.c b/src/module.c
index 50a594987..e1ed45c46 100644
--- a/src/module.c
+++ b/src/module.c
@@ -9758,10 +9758,10 @@ size_t RM_GetClusterSize(void) {
  * is returned.
  *
  * The arguments `ip`, `master_id`, `port` and `flags` can be NULL in case we don't
- * need to populate back certain info. If an `ip` and `master_id` (only populated
+ * need to populate back certain info. If an `ip` and/or `master_id` (only populated
  * if the instance is a slave) are specified, they point to buffers holding
- * at least REDISMODULE_NODE_ID_LEN bytes. The strings written back as `ip`
- * and `master_id` are not null terminated.
+ * at least INET6_ADDRSTRLEN (46) and REDISMODULE_NODE_ID_LEN bytes, respectively.
+ * The strings written back as `ip` and `master_id` are not null terminated.
  *
  * The list of flags reported is the following:
  *