diff --git a/sare-core/Cargo.toml b/sare-core/Cargo.toml
index f2f4086..b8f6521 100644
--- a/sare-core/Cargo.toml
+++ b/sare-core/Cargo.toml
@@ -37,4 +37,4 @@ sha3 = "0.10.8"
 tiny-bip39 = { version = "2.0.0", default-features = false }
 
 [dev-dependencies]
-base64 = "0.21.5"
+base64 = "0.22.1"