diff --git a/rust/crates/api/src/error.rs b/rust/crates/api/src/error.rs
index 60ae1f5f..6c93ee9b 100644
--- a/rust/crates/api/src/error.rs
+++ b/rust/crates/api/src/error.rs
@@ -135,7 +135,6 @@ impl ApiError {
     /// Return the `Retry-After` delay if this error came from a 429 response
     /// that included a `retry-after` header. Callers should prefer this value
     /// over the computed backoff delay when it exists.
-    #[must_use]
     pub fn retry_after(&self) -> Option<Duration> {
         match self {
             Self::Api { retry_after, .. } => *retry_after,
diff --git a/rust/crates/rusty-claude-cli/src/main.rs b/rust/crates/rusty-claude-cli/src/main.rs
index 417d1e09..ce91f018 100644
--- a/rust/crates/rusty-claude-cli/src/main.rs
+++ b/rust/crates/rusty-claude-cli/src/main.rs
@@ -11693,6 +11693,7 @@ mod tests {
             body: String::new(),
             retryable: false,
             suggested_action: None,
+            retry_after: None,
         };
 
         let rendered = format_user_visible_api_error("session-issue-32", &error);
@@ -11728,7 +11729,7 @@ mod tests {
                 retryable: false,
                 suggested_action: None,
                 retry_after: None,
-}),
+            }),
         };
 
         let rendered = format_user_visible_api_error("session-issue-32", &error);