diff --git a/Cargo.toml b/Cargo.toml
index 3672249b..d93e5b9b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,7 +4,7 @@ name = "http"
 # - Update html_root_url in lib.rs.
 # - Update CHANGELOG.md.
 # - Create git tag
-version = "0.2.10"
+version = "1.0.0-dev"
 readme = "README.md"
 documentation = "https://docs.rs/http"
 repository = "https://github.com/hyperium/http"
@@ -23,6 +23,8 @@ edition = "2018"
 # When updating this value, don't forget to also adjust the GitHub Actions config.
 rust-version = "1.49.0"
 
+publish = false
+
 [workspace]
 members = [
   ".",