diff --git a/Cargo.lock b/Cargo.lock
index f5205c658c0..0c23e678045 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1701,7 +1701,6 @@ name = "msg"
 version = "0.0.1"
 dependencies = [
  "bitflags 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "cssparser 0.13.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "heapsize 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "heapsize_derive 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 0.9.15 (registry+https://github.com/rust-lang/crates.io-index)",
diff --git a/components/msg/Cargo.toml b/components/msg/Cargo.toml
index 16c11ccf704..ceeaa962da6 100644
--- a/components/msg/Cargo.toml
+++ b/components/msg/Cargo.toml
@@ -11,7 +11,6 @@ path = "lib.rs"
 
 [dependencies]
 bitflags = "0.7"
-cssparser = "0.13.3"
 heapsize = "0.3.0"
 heapsize_derive = "0.1"
 serde = "0.9"