--- rust-railway-core-0.1.2.orig/Cargo.toml
+++ rust-railway-core-0.1.2/Cargo.toml
@@ -41,7 +41,7 @@ version = "0.1"
 version = "0.4"
 
 [dependencies.chrono-tz]
-version = "0.8"
+version = ">= 0.8, < 0.11"
 
 [dependencies.geojson]
 version = "0.24"