diff --git a/src/wallet/mod.rs b/src/wallet/mod.rs
index 79ce7789..94c5a122 100644
--- a/src/wallet/mod.rs
+++ b/src/wallet/mod.rs
@@ -1268,7 +1268,7 @@ where
         if self
             .database
             .borrow()
-            .get_script_pubkey_from_path(ScriptType::External, max_address)?
+            .get_script_pubkey_from_path(ScriptType::External, max_address.saturating_sub(1))?
             .is_none()
         {
             run_setup = true;