diff --git a/Cargo.toml b/Cargo.toml
index bb54fd8..b24d4c7 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,7 +11,7 @@ license = "MIT"
 description = "A binary serialization / deserialization strategy and implementation with serde and rustc-serialize backends."
 
 [dependencies]
-byteorder = "0.5.*"
+byteorder = "1.0.0"
 num-traits = "0.1.32"
 
 [dependencies.rustc-serialize]