diff --git a/plume-api/src/lib.rs b/plume-api/src/lib.rs
index c22af6a9..e421b65e 100644
--- a/plume-api/src/lib.rs
+++ b/plume-api/src/lib.rs
@@ -1,3 +1,5 @@
+#![warn(missing_docs)]
+
 #[macro_use]
 extern crate serde_derive;
 
diff --git a/plume-common/src/lib.rs b/plume-common/src/lib.rs
index 085f1a42..db4afe02 100644
--- a/plume-common/src/lib.rs
+++ b/plume-common/src/lib.rs
@@ -1,3 +1,4 @@
+#![warn(missing_docs)]
 #![feature(associated_type_defaults)]
 
 #[macro_use]
diff --git a/plume-front/src/main.rs b/plume-front/src/main.rs
index 84c66a73..c6214e4b 100644
--- a/plume-front/src/main.rs
+++ b/plume-front/src/main.rs
@@ -1,5 +1,6 @@
 #![recursion_limit = "128"]
 #![feature(decl_macro, proc_macro_hygiene, try_trait)]
+#![warn(missing_docs)]
 
 #[macro_use]
 extern crate gettext_macros;
diff --git a/plume-macro/src/lib.rs b/plume-macro/src/lib.rs
index 7b0f5d27..0e104be4 100644
--- a/plume-macro/src/lib.rs
+++ b/plume-macro/src/lib.rs
@@ -1,4 +1,5 @@
 #![recursion_limit = "128"]
+#![warn(missing_docs)]
 
 #[macro_use]
 extern crate quote;
diff --git a/plume-models/src/lib.rs b/plume-models/src/lib.rs
index 2a56028e..3eebfff2 100644
--- a/plume-models/src/lib.rs
+++ b/plume-models/src/lib.rs
@@ -1,6 +1,7 @@
 #![feature(try_trait)]
 #![feature(never_type)]
 #![feature(proc_macro_hygiene)]
+#![warn(missing_docs)]
 
 #[macro_use]
 extern crate diesel;