diff --git a/cosmwasm/Cargo.lock b/cosmwasm/Cargo.lock
index 90bf54bec..58ce75881 100644
--- a/cosmwasm/Cargo.lock
+++ b/cosmwasm/Cargo.lock
@@ -66,9 +66,9 @@ checksum = "b41b7ea54a0c9d92199de89e20e58d49f02f8e699814ef3fdf266f6f748d15c7"
 
 [[package]]
 name = "base64"
-version = "0.21.3"
+version = "0.21.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "414dcefbc63d77c526a76b3afcf6fbb9b5e2791c19c3aa2297733208750c6e53"
+checksum = "35636a1494ede3b646cc98f74f8e62c773a38a659ebc777a2cf26b9b74171df9"
 
 [[package]]
 name = "bitflags"
@@ -154,7 +154,7 @@ checksum = "6245d59a3e82a7fc217c5828a6692dbc6dfb63a0c8c90495621f7b9d79704a0e"
 name = "cosmwasm-sgx-vm"
 version = "0.10.0"
 dependencies = [
- "base64 0.21.3",
+ "base64 0.21.5",
  "enclave-ffi-types",
  "hex",
  "lazy_static",
diff --git a/cosmwasm/packages/sgx-vm/Cargo.toml b/cosmwasm/packages/sgx-vm/Cargo.toml
index 0e241885c..c9b4334c1 100644
--- a/cosmwasm/packages/sgx-vm/Cargo.toml
+++ b/cosmwasm/packages/sgx-vm/Cargo.toml
@@ -61,7 +61,7 @@ enclave-ffi-types = { path = "../../enclaves/ffi-types", features = [
 sgx_types = { path = "../../../third_party/incubator-teaclave-sgx-sdk/sgx_types" }
 sgx_urts = { path = "../../../third_party/incubator-teaclave-sgx-sdk/sgx_urts" }
 log = "0.4.20"
-base64 = "0.21.3"
+base64 = "0.21.5"
 parking_lot = "0.11"
 num_cpus = "1.16.0"