diff --git a/Cargo.toml b/Cargo.toml
index 9f9b7b8..aeabd5e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -21,7 +21,7 @@ default = ["tls"]
 native-tls = { version = "0.2.2", optional = true }
 regex = "1.0"
 bufstream = "0.1"
-imap-proto = "0.13.0"
+imap-proto = "0.14.0"
 nom = "6.0"
 base64 = "0.13"
 chrono = "0.4"