diff --git a/.cargo/config.toml b/.cargo/config.toml
new file mode 100644
index 00000000..aae1cd85
--- /dev/null
+++ b/.cargo/config.toml
@@ -0,0 +1,5 @@
+# Copyright 2026-Present Datadog, Inc. https://www.datadoghq.com/
+# SPDX-License-Identifier: Apache-2.0
+
+[resolver]
+incompatible-rust-versions = "fallback"