diff --git a/crates/puffin-dev/Cargo.toml b/crates/puffin-dev/Cargo.toml
index 8b3b7f2ee5c2..4c6c77d907da 100644
--- a/crates/puffin-dev/Cargo.toml
+++ b/crates/puffin-dev/Cargo.toml
@@ -2,6 +2,8 @@
 name = "puffin-dev"
 version = "0.0.1"
 description = "Build wheels from source distributions"
+publish = false
+
 edition = { workspace = true }
 rust-version = { workspace = true }
 homepage = { workspace = true }