diff --git a/source/sqlsrv/init.cpp b/source/sqlsrv/init.cpp
index 5f047f4b..65f91860 100644
--- a/source/sqlsrv/init.cpp
+++ b/source/sqlsrv/init.cpp
@@ -82,7 +82,7 @@ ZEND_BEGIN_ARG_INFO_EX( sqlsrv_connect_arginfo, 0, 0, 1 )
     ZEND_ARG_ARRAY_INFO( 0, connection_info, 0 )
 ZEND_END_ARG_INFO()
 
-ZEND_BEGIN_ARG_INFO_EX( sqlsrv_errors_arginfo, 0, 1, 0 )
+ZEND_BEGIN_ARG_INFO_EX( sqlsrv_errors_arginfo, 0, 0, 0 )
     ZEND_ARG_INFO( 0, errors_and_or_warnings )
 ZEND_END_ARG_INFO()
 
@@ -94,14 +94,14 @@ ZEND_BEGIN_ARG_INFO_EX( sqlsrv_fetch_arginfo, 0, 0, 1 )
     ZEND_ARG_INFO( 0, stmt )
 ZEND_END_ARG_INFO()
 
-ZEND_BEGIN_ARG_INFO_EX( sqlsrv_fetch_array_arginfo, 0, 1, 1 )
+ZEND_BEGIN_ARG_INFO_EX( sqlsrv_fetch_array_arginfo, 0, 0, 1 )
     ZEND_ARG_INFO( 0, stmt )
     ZEND_ARG_INFO( 0, fetch_type )
     ZEND_ARG_INFO( 0, row )
     ZEND_ARG_INFO( 0, offset )
 ZEND_END_ARG_INFO()
 
-ZEND_BEGIN_ARG_INFO_EX( sqlsrv_fetch_object_arginfo, 0, 1, 1 )
+ZEND_BEGIN_ARG_INFO_EX( sqlsrv_fetch_object_arginfo, 0, 0, 1 )
     ZEND_ARG_INFO( 0, stmt )
     ZEND_ARG_INFO( 0, class_name )
     ZEND_ARG_INFO( 0, ctor_params )
@@ -109,7 +109,7 @@ ZEND_BEGIN_ARG_INFO_EX( sqlsrv_fetch_object_arginfo, 0, 1, 1 )
     ZEND_ARG_INFO( 0, offset )
 ZEND_END_ARG_INFO()
 
-ZEND_BEGIN_ARG_INFO_EX( sqlsrv_field_metadata_arginfo, 0, 1, 1 )
+ZEND_BEGIN_ARG_INFO_EX( sqlsrv_field_metadata_arginfo, 0, 0, 1 )
     ZEND_ARG_INFO( 0, stmt )
 ZEND_END_ARG_INFO()
 
@@ -121,7 +121,7 @@ ZEND_BEGIN_ARG_INFO_EX( sqlsrv_get_config_arginfo, 0, 0, 1 )
     ZEND_ARG_INFO( 0, setting )
 ZEND_END_ARG_INFO()
 
-ZEND_BEGIN_ARG_INFO_EX( sqlsrv_get_field_arginfo, 0, 1, 2 )
+ZEND_BEGIN_ARG_INFO_EX( sqlsrv_get_field_arginfo, 0, 0, 2 )
     ZEND_ARG_INFO( 0, stmt )
     ZEND_ARG_INFO( 0, field_index )
     ZEND_ARG_INFO( 0, get_as_type )
@@ -143,14 +143,14 @@ ZEND_BEGIN_ARG_INFO( sqlsrv_num_rows_arginfo, 0 )
     ZEND_ARG_INFO( 0, stmt )
 ZEND_END_ARG_INFO()
 
-ZEND_BEGIN_ARG_INFO_EX( sqlsrv_prepare_arginfo, 0, 1, 2 )
+ZEND_BEGIN_ARG_INFO_EX( sqlsrv_prepare_arginfo, 0, 0, 2 )
     ZEND_ARG_INFO( 0, conn )
     ZEND_ARG_INFO( 0, tsql )
     ZEND_ARG_INFO( 0, params )
     ZEND_ARG_INFO( 0, options )
 ZEND_END_ARG_INFO()
 
-ZEND_BEGIN_ARG_INFO_EX( sqlsrv_query_arginfo, 0, 1, 2 )
+ZEND_BEGIN_ARG_INFO_EX( sqlsrv_query_arginfo, 0, 0, 2 )
     ZEND_ARG_INFO( 0, conn )
     ZEND_ARG_INFO( 0, tsql )
     ZEND_ARG_INFO( 0, params )