diff --git a/src/test/ui/macros/unknown-builtin.rs b/src/test/ui/macros/unknown-builtin.rs
index a96b99ae4ff7..716a0005ba3e 100644
--- a/src/test/ui/macros/unknown-builtin.rs
+++ b/src/test/ui/macros/unknown-builtin.rs
@@ -1,3 +1,8 @@
+// FIXME: missing sysroot spans (#53081)
+// ignore-i586-unknown-linux-gnu
+// ignore-i586-unknown-linux-musl
+// ignore-i686-unknown-linux-musl
+
 // error-pattern: cannot find a built-in macro with name `line`
 
 #![feature(rustc_attrs)]
diff --git a/src/test/ui/macros/unknown-builtin.stderr b/src/test/ui/macros/unknown-builtin.stderr
index 665e92f24241..ed163750a6ea 100644
--- a/src/test/ui/macros/unknown-builtin.stderr
+++ b/src/test/ui/macros/unknown-builtin.stderr
@@ -1,5 +1,5 @@
 error: cannot find a built-in macro with name `unknown`
-  --> $DIR/unknown-builtin.rs:6:1
+  --> $DIR/unknown-builtin.rs:11:1
    |
 LL | macro_rules! unknown { () => () }
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^