diff --git a/Cargo.toml b/Cargo.toml
index 7be3ea2..b00408e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -15,4 +15,4 @@ byteorder = { version = "1.3.4", default-features = false }
 embedded-hal = "0.2.4"
 embedded-nal = { path = "../embedded-nal" }
 bit_field = "0.10.1"
-nb = "0.1.2"
+nb = "1.0.0"