diff --git a/bdk-ffi/src/wallet.rs b/bdk-ffi/src/wallet.rs
index a3eb2e4..1579978 100644
--- a/bdk-ffi/src/wallet.rs
+++ b/bdk-ffi/src/wallet.rs
@@ -575,6 +575,14 @@ mod test {
             "bcrt1q0xs7dau8af22rspp4klya4f7lhggcnqfun2y3a"
         );
 
+        assert_eq!(
+            wallet
+                .get_address(crate::AddressIndex::LastUnused)
+                .unwrap()
+                .address,
+            "bcrt1q0xs7dau8af22rspp4klya4f7lhggcnqfun2y3a"
+        );
+
         assert_eq!(
             wallet
                 .get_internal_address(crate::AddressIndex::New)
@@ -590,5 +598,13 @@ mod test {
                 .address,
             "bcrt1qaux734vuhykww9632v8cmdnk7z2mw5lsf74v6k"
         );
+
+        assert_eq!(
+            wallet
+                .get_internal_address(crate::AddressIndex::LastUnused)
+                .unwrap()
+                .address,
+            "bcrt1qpmz73cyx00r4a5dea469j40ax6d6kqyd67nnpj"
+        );
     }
 }