diff --git a/Cargo.lock b/Cargo.lock
index d744202..67187dc 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -142,6 +142,12 @@ version = "0.21.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9d297deb1925b89f2ccc13d7635fa0714f12c87adce1c75356b39ca9b7178567"
 
+[[package]]
+name = "base64"
+version = "0.22.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "72b3254f16251a8381aa12e40e3c4d2f0199f8c6508fbecb9d91f575e0fbb8c6"
+
 [[package]]
 name = "base64ct"
 version = "1.6.0"
@@ -864,7 +870,7 @@ name = "final_aggregation"
 version = "0.1.0"
 dependencies = [
  "advanced_circuit_component",
- "base64 0.21.7",
+ "base64 0.22.1",
  "circuit_testing",
  "cs_derive",
  "cs_derive_traits",
diff --git a/Cargo.toml b/Cargo.toml
index 9de8d2d..8b4a8f0 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -23,7 +23,7 @@ serde = { version = "1.0.193", features = ["derive"] }
 zklink-oracle = { git = "ssh://git@github.com/zkLinkProtocol/zklink-oracle", branch = "main" }
 
 [dev-dependencies]
-base64 = "0.21.7"
+base64 = "0.22.1"
 
 # Wormhole uses patching to resolve some of its own dependencies. We need to
 # make sure that we use the same patch instead of simply pointing the original