diff --git a/google-apis-common/Cargo.toml b/google-apis-common/Cargo.toml
index 1502269297..d804c70821 100644
--- a/google-apis-common/Cargo.toml
+++ b/google-apis-common/Cargo.toml
@@ -10,6 +10,8 @@ license = "MIT"
 keywords = ["google", "web", "api", "common"]
 edition = "2021"
 
+[lib]
+doctest = false
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
diff --git a/google-clis-common/Cargo.toml b/google-clis-common/Cargo.toml
index db89a5625a..33b61d4338 100644
--- a/google-clis-common/Cargo.toml
+++ b/google-clis-common/Cargo.toml
@@ -7,11 +7,14 @@ authors = ["Sebastian Thiel <byronimo@gmail.com>"]
 repository = "https://github.com/Byron/google-apis-rs"
 homepage = "https://github.com/Byron/google-apis-rs/google-clis-common"
 documentation = "https://docs.rs/google-clis-common"
-description = "Shared functionality among the google-api crates."
+description = "Shared functionality among the google-api CLI crates."
 license = "MIT"
 keywords = ["google", "web", "api", "cli", "common"]
 edition = "2021"
 
+[lib]
+doctest = false
+
 [dependencies]
 mime = "0.2"
 yup-oauth2 = "^ 7.0"
diff --git a/src/rust/preproc/Cargo.toml b/src/rust/preproc/Cargo.toml
index 9e1477e0f7..eebc9f668f 100644
--- a/src/rust/preproc/Cargo.toml
+++ b/src/rust/preproc/Cargo.toml
@@ -5,6 +5,12 @@ authors = ["Sebastian Thiel <sthiel@thoughtworks.com>"]
 edition = "2018"
 publish = false
 
+[[bin]]
+name = "preproc"
+path = "src/main.rs"
+doctest = false
+test = false
+
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]