diff --git a/hugr-model/tests/text.rs b/hugr-model/tests/text.rs
index d6e07b4ff..162856cf4 100644
--- a/hugr-model/tests/text.rs
+++ b/hugr-model/tests/text.rs
@@ -13,6 +13,7 @@ pub fn test_declarative_extensions() {
 }
 
 #[test]
+#[cfg_attr(miri, ignore)] // Opening files is not supported in (isolated) miri
 pub fn test_literals() {
     insta::assert_snapshot!(roundtrip(include_str!("fixtures/model-literals.edn")))
 }