diff --git a/Cargo.lock b/Cargo.lock
index 726272bd..231c4d0f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4287,7 +4287,7 @@ name = "tauri-plugin-authenticator"
 version = "0.1.0"
 dependencies = [
  "authenticator",
- "base64 0.13.1",
+ "base64 0.21.0",
  "chrono",
  "log",
  "once_cell",
diff --git a/plugins/authenticator/Cargo.toml b/plugins/authenticator/Cargo.toml
index 0df4e4b1..6d4098cd 100644
--- a/plugins/authenticator/Cargo.toml
+++ b/plugins/authenticator/Cargo.toml
@@ -18,7 +18,7 @@ thiserror.workspace = true
 authenticator = "0.3.1"
 once_cell = "1"
 sha2 = "0.10"
-base64 = { version = "^0.13" }
+base64 = { version = "^0.21.0" }
 u2f = "0.2"
 chrono = "0.4"