diff --git a/Cargo.toml b/Cargo.toml
index de9b769e..eba9e089 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,7 +12,7 @@ keywords = ["css", "syntax", "parser"]
 license = "MPL-2.0"
 build = "build.rs"
 
-exclude = ["src/css-parsing-tests"]
+exclude = ["src/css-parsing-tests/**", "src/big-data-url.css"]
 
 [dev-dependencies]
 rustc-serialize = "0.3"