diff --git a/01.workspace/heave/Cargo.toml b/01.workspace/heave/Cargo.toml
index abdb9fb..2b559b5 100644
--- a/01.workspace/heave/Cargo.toml
+++ b/01.workspace/heave/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "heave"
 version = "0.10.0"
-edition = "2024"
+edition = "2021"
 description = "An Entity-Attribute-Value (EAV) system library for Rust, backed by SQLite."
 license = "MIT"
 keywords = ["eav", "entity-attribute-value", "sqlite", "database", "orm", "data-model", "rust"]