diff --git a/Cargo.toml b/Cargo.toml
index a945043..6b15121 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -34,7 +34,7 @@ default = [ "serialization", "sync" ]
 num-traits = "0.2"
 byteorder = "1.0.0"
 flate2 = { version = "1.0", optional = true }
-nom = { version = "6.0.1", optional = true }
+nom = { version = "7.0.0", optional = true }
 base64 = { version = "0.13", optional = true }
 crossbeam-channel = { version = "0.5", optional = true }