diff --git a/lib/Cargo.toml b/lib/Cargo.toml
index b40939f7..372766b7 100644
--- a/lib/Cargo.toml
+++ b/lib/Cargo.toml
@@ -4,7 +4,7 @@ version.workspace = true
 description = "Rust bindings to the Tree-sitter parsing library"
 authors.workspace = true
 edition.workspace = true
-rust-version.workspace = true
+rust-version = "1.65"
 readme = "binding_rust/README.md"
 homepage.workspace = true
 repository.workspace = true