diff --git a/Cargo.toml b/Cargo.toml
index 02ef02e..e278489 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -14,5 +14,5 @@ sha2 = "0.9"
 curve25519-dalek = "3.1"
 ed25519-dalek = "1"
 x25519-dalek = "1"
-base64 = "0.13.0"
+base64 = "0.20.0"
 zeroize = "1.4.3"