diff --git a/Cargo.toml b/Cargo.toml
index 1fdd740..cdef8dd 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -2,6 +2,7 @@
 name = "type_erased_vec_capacity"
 version = "0.3.0"
 edition = "2024"
+rust-version = "1.85"
 description = "Reuse a Vec allocation across element types with the same layout"
 readme = "README.md"
 license = "MIT OR Apache-2.0"