diff --git a/Cargo.toml b/Cargo.toml
index dcb94aa..dcd8650 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -13,6 +13,7 @@ members = [
 resolver = "3"
 
 [workspace.package]
+rust-version = "1.75"
 license = "MIT OR Apache-2.0"
 
 [workspace.dependencies]