diff --git a/rust/case2geojson/Cargo.lock b/rust/case2geojson/Cargo.lock
index c43d162..22a040c 100644
--- a/rust/case2geojson/Cargo.lock
+++ b/rust/case2geojson/Cargo.lock
@@ -2004,9 +2004,9 @@ checksum = "1f3ccbac311fea05f86f61904b462b55fb3df8837a366dfc601a0161d0532f20"
 
 [[package]]
 name = "tokio"
-version = "1.53.0"
+version = "1.53.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d988bcd52dbe076d3d46903332f58c912b87a2c49b1428419a5845154762ffee"
+checksum = "202caea871b69668250d242070849eb495be178ed697a3e98aebce5bc81a0bed"
 dependencies = [
  "pin-project-lite",
  "tokio-macros",