diff --git a/serde_derive/Cargo.toml b/serde_derive/Cargo.toml
index 50629ffc..6384da20 100644
--- a/serde_derive/Cargo.toml
+++ b/serde_derive/Cargo.toml
@@ -16,3 +16,8 @@ rustc-macro = true
 
 [dependencies]
 serde_codegen = { version = "=0.8.5", path = "../serde_codegen" }
+
+[dev-dependencies]
+fnv = "1.0"
+serde = { version = "0.8.5", path = "../serde" }
+serde_test = { version = "0.8.5", path = "../serde_test" }
diff --git a/serde_derive/src/lib.rs b/serde_derive/src/lib.rs
index f4d592d6..aa7bba60 100644
--- a/serde_derive/src/lib.rs
+++ b/serde_derive/src/lib.rs
@@ -1,4 +1,5 @@
 #![feature(rustc_macro, rustc_macro_lib)]
+#![cfg(not(test))]
 
 extern crate rustc_macro;
 extern crate serde_codegen;
diff --git a/serde_derive/tests/test.rs b/serde_derive/tests/test.rs
new file mode 100644
index 00000000..ff8ac572
--- /dev/null
+++ b/serde_derive/tests/test.rs
@@ -0,0 +1,8 @@
+#![feature(test, rustc_macro, rustc_attrs)]
+
+#[macro_use]
+extern crate serde_derive;
+
+extern crate test;
+
+include!("../../testing/tests/test.rs.in");