diff --git a/src/index.rs b/src/index.rs
index 11fb509..2dba7cd 100644
--- a/src/index.rs
+++ b/src/index.rs
@@ -49,8 +49,9 @@ pub struct BaseDependency {
 }
 
 #[derive(Serialize, Deserialize, Clone, Copy, Type)]
-#[serde(rename_all = "lowercase")]
-#[sqlx(rename_all = "lowercase")]
+#[serde(rename_all = "snake_case")]
+#[sqlx(rename_all = "snake_case")]
+#[sqlx(type_name = "dependency_kind")]
 pub enum DependencyKind {
     Dev,
     Build,