diff --git a/Cargo.toml b/Cargo.toml
index ff918e8a..e234bf66 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,7 +6,7 @@ members = ["martin", "martin-tile-utils", "mbtiles"]
 edition = "2021"
 license = "MIT OR Apache-2.0"
 repository = "https://github.com/maplibre/martin"
-rust-version = "1.65"
+rust-version = "1.70"
 readme = "README.md"
 homepage = "https://martin.maplibre.org/"