diff --git a/Cargo.lock b/Cargo.lock
deleted file mode 100644
index 8ef26d582..000000000
--- a/Cargo.lock
+++ /dev/null
@@ -1,4 +0,0 @@
-[root]
-name = "ethcore"
-version = "0.1.0"
-
diff --git a/Cargo.toml b/Cargo.toml
index 45b6649c8..81fc8779a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -2,3 +2,7 @@
 name = "ethcore"
 version = "0.1.0"
 authors = ["Ethcore <admin@ethcore.io>"]
+
+[dependencies]
+ethcore-util = "0.1.0"
+