diff --git a/geneit_backend/Cargo.toml b/geneit_backend/Cargo.toml
index e6dcdc2..78d7b38 100644
--- a/geneit_backend/Cargo.toml
+++ b/geneit_backend/Cargo.toml
@@ -36,4 +36,4 @@ httpdate = "1.0.3"
 zip = "0.6.6"
 mime_guess = "2.0.4"
 tempfile = "3.10.1"
-base64 = "0.21.7"
+base64 = "0.22.0"