doc UPDATE minor clarification
diff --git a/src/tree_schema.h b/src/tree_schema.h
index d9ad323..b168fb1 100644
--- a/src/tree_schema.h
+++ b/src/tree_schema.h
@@ -645,7 +645,7 @@
struct lysp_ext_instance *exts; /**< list of the extension instances ([sized array](@ref sizedarrays)) */
const struct lysp_module *pmod; /**< (sub)module where the type is defined (needed for deviations) */
- struct lysc_type *compiled; /**< pointer to the compiled type */
+ struct lysc_type *compiled; /**< pointer to the compiled custom type, not used for built-in types */
uint8_t fraction_digits; /**< number of fraction digits - decimal64 */
uint8_t require_instance; /**< require-instance flag - leafref, instance */