diff --git a/Cargo.toml b/Cargo.toml
index fda3ba3325..12584d11c3 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "websocket"
-version = "0.20.1"
+version = "0.20.2"
 authors = ["cyderize <admin@cyderize.org>", "Michael Eden <themichaeleden@gmail.com>"]
 
 description = "A WebSocket (RFC6455) library for Rust."
@@ -20,7 +20,7 @@ license = "MIT"
 hyper = "^0.10.6"
 unicase = "1.0"
 url = "1.0"
-bitflags = "0.8"
+bitflags = "0.9"
 rand = "0.3"
 byteorder = "1.0"
 sha1 = "0.2"
diff --git a/src/ws/util/header.rs b/src/ws/util/header.rs
index 23ac8461d4..8d6a3fab9a 100644
--- a/src/ws/util/header.rs
+++ b/src/ws/util/header.rs
@@ -6,15 +6,15 @@ use byteorder::{BigEndian, ReadBytesExt, WriteBytesExt};
 
 bitflags! {
 	/// Flags relevant to a WebSocket data frame.
-	pub flags DataFrameFlags: u8 {
+	pub struct DataFrameFlags: u8 {
 		/// Marks this dataframe as the last dataframe
-		const FIN = 0x80,
+		const FIN = 0x80;
 		/// First reserved bit
-		const RSV1 = 0x40,
+		const RSV1 = 0x40;
 		/// Second reserved bit
-		const RSV2 = 0x20,
+		const RSV2 = 0x20;
 		/// Third reserved bit
-		const RSV3 = 0x10,
+		const RSV3 = 0x10;
 	}
 }