diff --git a/provider/datagen/src/driver.rs b/provider/datagen/src/driver.rs
index 203068ea1ff..c986a2fe6e2 100644
--- a/provider/datagen/src/driver.rs
+++ b/provider/datagen/src/driver.rs
@@ -194,7 +194,7 @@ impl DatagenDriver {
                 match provider.load_data(key, req) {
                     Ok(data_response) => {
                         if let Some(iter) = locale_iter.as_ref() {
-                            if iter.get().is_und() && !locale.is_empty() {
+                            if iter.get().is_und() && !locale.is_und() {
                                 log::debug!("Falling back to und: {key}/{locale}");
                             }
                         }