diff --git a/crates/nu-cli/src/completions/custom_completions.rs b/crates/nu-cli/src/completions/custom_completions.rs
index 072034fe7c..a03a7150b1 100644
--- a/crates/nu-cli/src/completions/custom_completions.rs
+++ b/crates/nu-cli/src/completions/custom_completions.rs
@@ -105,7 +105,7 @@ impl<T: Completer> Completer for CustomCompletion<T> {
                         }
                         let positional =
                             options.get("positional").and_then(|val| val.as_bool().ok());
-                        if let Some(_positional) = positional {
+                        if positional.is_some() {
                             log::warn!("Use of the positional option is deprecated. Use the substring match algorithm instead.");
                         }
                         if let Some(algorithm) = options