diff --git a/include/meson.build b/include/meson.build
index def96d103..e41d2f6cf 100644
--- a/include/meson.build
+++ b/include/meson.build
@@ -60,7 +60,7 @@ else
       enable_input_thread = false
   endif
 endif
-conf_data.set('HAVE_INPUTTHREAD', enable_input_thread)
+conf_data.set('INPUTTHREAD', enable_input_thread ? '1' : false)
 
 if cc.compiles('''
     #define _GNU_SOURCE 1