diff --git a/include/ph7.h b/include/ph7.h
index 903ffd7..55b5416 100644
--- a/include/ph7.h
+++ b/include/ph7.h
@@ -641,10 +641,7 @@ PH7_APIEXPORT int ph7_value_is_int(ph7_value *pVal);
 PH7_APIEXPORT int ph7_value_is_float(ph7_value *pVal);
 PH7_APIEXPORT int ph7_value_is_bool(ph7_value *pVal);
 PH7_APIEXPORT int ph7_value_is_string(ph7_value *pVal);
-PH7_APIEXPORT int ph7_value_is_null(ph7_value *pVal);
-PH7_APIEXPORT int ph7_value_is_numeric(ph7_value *pVal);
 PH7_APIEXPORT int ph7_value_is_callback(ph7_value *pVal);
-PH7_APIEXPORT int ph7_value_is_scalar(ph7_value *pVal);
 PH7_APIEXPORT int ph7_value_is_array(ph7_value *pVal);
 PH7_APIEXPORT int ph7_value_is_object(ph7_value *pVal);
 PH7_APIEXPORT int ph7_value_is_resource(ph7_value *pVal);