--- at-spi2-core-2.32.0/atspi/meson.build.old	2019-03-12 02:54:43.000000000 +0000
+++ at-spi2-core-2.32.0/atspi/meson.build	2019-03-23 22:15:47.910000000 +0000
@@ -57,7 +57,7 @@
 
 atspi_includedir = join_paths(get_option('prefix'), get_option('includedir'), 'at-spi-2.0', 'atspi')
 
-install_headers(atspi_headers, subdir: atspi_includedir)
+install_headers(atspi_headers, install_dir: atspi_includedir)
 
 atspi_enums = gnome.mkenums('atspi-enum-types',
                             sources: [ 'atspi-constants.h', 'atspi-types.h' ],