diff --git a/Cargo.toml b/Cargo.toml
index 66398ea3..6218d5f7 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -43,6 +43,9 @@ ws = { version = "0.7", optional = true}
 [build-dependencies]
 error-chain = "0.11"
 
+[dev-dependencies]
+pretty_assertions = "0.2.1"
+
 [features]
 default = ["output", "watch", "serve"]
 debug = []
@@ -55,6 +58,3 @@ serve = ["iron", "staticfile", "ws"]
 doc = false
 name = "mdbook"
 path = "src/bin/mdbook.rs"
-
-[dev-dependencies]
-pretty_assertions = "0.2.1"