diff --git a/crates/ruff_dev/Cargo.toml b/crates/ruff_dev/Cargo.toml
index 1cb6da45fd..4114f59ca4 100644
--- a/crates/ruff_dev/Cargo.toml
+++ b/crates/ruff_dev/Cargo.toml
@@ -1,6 +1,7 @@
 [package]
 name = "ruff_dev"
 version = "0.0.0"
+publish = false
 edition = "2021"
 
 [dependencies]
diff --git a/crates/ruff_macros/Cargo.toml b/crates/ruff_macros/Cargo.toml
index 30831635b4..ea48ba7bfd 100644
--- a/crates/ruff_macros/Cargo.toml
+++ b/crates/ruff_macros/Cargo.toml
@@ -1,6 +1,7 @@
 [package]
 name = "ruff_macros"
 version = "0.0.0"
+publish = false
 edition = "2021"
 
 [lib]
diff --git a/crates/ruff_python/Cargo.toml b/crates/ruff_python/Cargo.toml
index f90cbb6466..e7bcea147c 100644
--- a/crates/ruff_python/Cargo.toml
+++ b/crates/ruff_python/Cargo.toml
@@ -1,6 +1,7 @@
 [package]
 name = "ruff_python"
 version = "0.0.0"
+publish = false
 edition = "2021"
 
 [lib]