diff --git a/Cargo.toml b/Cargo.toml
index 379bcffc..58cc26d8 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -19,7 +19,7 @@ include = [
 ]
 
 [dependencies]
-base64 = "0.5"
+base64 = "0.6"
 bytes = "0.4.4"
 futures = "0.1.14"
 futures-cpupool = "0.1"