diff --git a/tests/ui-cargo/multiple_config_files/warn/src/main.rs b/tests/ui-cargo/multiple_config_files/warn/src/main.rs
index e7a11a969c0..2d0b4a7948c 100644
--- a/tests/ui-cargo/multiple_config_files/warn/src/main.rs
+++ b/tests/ui-cargo/multiple_config_files/warn/src/main.rs
@@ -1,3 +1,5 @@
+// ignore-windows
+
 fn main() {
     println!("Hello, world!");
 }