diff --git a/crates/guest-api/Cargo.toml b/crates/guest-api/Cargo.toml
index 4a583bd..e39e02f 100644
--- a/crates/guest-api/Cargo.toml
+++ b/crates/guest-api/Cargo.toml
@@ -7,6 +7,6 @@ description = "Host-call helpers for xfetch WebAssembly guests"
 repository = "https://github.com/xfetch-cli/api"
 
 [dependencies]
-base64 = "0.22"
+base64 = "0.23"
 serde = { version = "1", features = ["derive"] }
 serde_json = "1"