1 files changed, 3 insertions, 0 deletions
diff --git a/src/lib.rs b/src/lib.rs
index 81225be473..f8e5e96a46 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -8,6 +8,9 @@ extern crate assert_matches;
 
 extern crate clonablechild;
 
+#[macro_use]
+extern crate error_chain;
+
 /// Working with processes.
 pub mod process;