diff --git a/Cargo.lock b/Cargo.lock
index 4653cb9..729d10c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -303,7 +303,7 @@ checksum = "1ad4cc8da4ef723ed60bced201181d83791ad433213d8c24efffda1eec85d741"
 
 [[package]]
 name = "schemars"
-version = "0.8.21"
+version = "1.0.0-alpha.1"
 dependencies = [
  "arrayvec",
  "bigdecimal",
@@ -329,7 +329,7 @@ dependencies = [
 
 [[package]]
 name = "schemars_derive"
-version = "0.8.21"
+version = "1.0.0-alpha.1"
 dependencies = [
  "pretty_assertions",
  "proc-macro2",
diff --git a/schemars/Cargo.toml b/schemars/Cargo.toml
index 2ddbc07..238f42d 100644
--- a/schemars/Cargo.toml
+++ b/schemars/Cargo.toml
@@ -3,7 +3,7 @@ name = "schemars"
 description = "Generate JSON Schemas from Rust code"
 homepage = "https://graham.cool/schemars/"
 repository = "https://github.com/GREsau/schemars"
-version = "0.8.21"
+version = "1.0.0-alpha.1"
 authors = ["Graham Esau <gesau@hotmail.co.uk>"]
 edition = "2021"
 license = "MIT"
@@ -14,7 +14,7 @@ build = "build.rs"
 rust-version = "1.60"
 
 [dependencies]
-schemars_derive = { version = "=0.8.21", optional = true, path = "../schemars_derive" }
+schemars_derive = { version = "=1.0.0-alpha.1", optional = true, path = "../schemars_derive" }
 serde = "1.0"
 serde_json = "1.0.25"
 dyn-clone = "1.0"
diff --git a/schemars_derive/Cargo.toml b/schemars_derive/Cargo.toml
index 94ef0fd..6eff88f 100644
--- a/schemars_derive/Cargo.toml
+++ b/schemars_derive/Cargo.toml
@@ -3,7 +3,7 @@ name = "schemars_derive"
 description = "Macros for #[derive(JsonSchema)], for use with schemars"
 homepage = "https://graham.cool/schemars/"
 repository = "https://github.com/GREsau/schemars"
-version = "0.8.21"
+version = "1.0.0-alpha.1"
 authors = ["Graham Esau <gesau@hotmail.co.uk>"]
 edition = "2021"
 license = "MIT"