diff --git a/integration_test/tests/raw_transactions.rs b/integration_test/tests/raw_transactions.rs
index 66e8094d..d960d867 100644
--- a/integration_test/tests/raw_transactions.rs
+++ b/integration_test/tests/raw_transactions.rs
@@ -406,8 +406,10 @@ fn raw_transactions__test_mempool_accept__modelled() {
     let signed_tx = signed_model.tx;
 
     // Call testmempoolaccept with the valid (not yet broadcast) transaction.
-    let json: TestMempoolAccept =
-        node.client.test_mempool_accept(&[signed_tx.clone()]).expect("testmempoolaccept");
+    let json: TestMempoolAccept = node
+        .client
+        .test_mempool_accept(std::slice::from_ref(&signed_tx))
+        .expect("testmempoolaccept");
     #[cfg(feature = "v20_and_below")]
     type TestMempoolAcceptError = hex::HexToArrayError;
     let model: Result<mtype::TestMempoolAccept, TestMempoolAcceptError> = json.into_model();
diff --git a/nightly-version b/nightly-version
index 4312103f..f3b76778 100644
--- a/nightly-version
+++ b/nightly-version
@@ -1 +1 @@
-nightly-2025-04-04
+nightly-2025-09-12