diff --git a/meson.build b/meson.build
index 4829f80f7..ddb14f683 100644
--- a/meson.build
+++ b/meson.build
@@ -216,6 +216,8 @@ if want_io_uring
     endif
 
     srcconf.set10('HAVE_LIBURING', true)
+else
+    srcconf.set10('HAVE_LIBURING', false)
 endif
 
 ## Time EPOCH.