diff --git a/internal/core-macros/slint_doc.rs b/internal/core-macros/slint_doc.rs
index 20d7b829a..fcb86ac2d 100644
--- a/internal/core-macros/slint_doc.rs
+++ b/internal/core-macros/slint_doc.rs
@@ -25,7 +25,7 @@ impl syn::visit_mut::VisitMut for Visitor {
 impl Visitor {
     pub fn new() -> Self {
         let link_path = concat!(env!("CARGO_MANIFEST_DIR"), "/link-data.json");
-        let link_data = std::fs::read_to_string(link_path).expect("Failed to read link-data.json");
+        let link_data = std::fs::read_to_string(link_path).expect("Failed to read {link_path}");
         let link_data: serde_json::Value =
             serde_json::from_str(&link_data).expect("Failed to parse link-data.json");
         Self(link_data, false)