diff --git a/crates/crypto/Cargo.toml b/crates/crypto/Cargo.toml
index 4f64700..fd1245a 100644
--- a/crates/crypto/Cargo.toml
+++ b/crates/crypto/Cargo.toml
@@ -6,7 +6,7 @@ edition = "2018"
 
 [dependencies]
 rand                   = "0.7"
-base64                 = "0.10"
+base64                 = "0.13"
 ed25519-dalek          = "1.0.0-pre.1"
 chacha20-poly1305-aead = "0.1"