diff --git a/Cargo.lock b/Cargo.lock
index 96ec0b8398b..47f6e80dde4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -454,9 +454,9 @@ checksum = "9d297deb1925b89f2ccc13d7635fa0714f12c87adce1c75356b39ca9b7178567"
 
 [[package]]
 name = "base64"
-version = "0.22.0"
+version = "0.22.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9475866fec1451be56a3c2400fd081ff546538961565ccb5b7142cbd22bc7a51"
+checksum = "72b3254f16251a8381aa12e40e3c4d2f0199f8c6508fbecb9d91f575e0fbb8c6"
 
 [[package]]
 name = "base64ct"
@@ -2825,7 +2825,7 @@ name = "iroha_client"
 version = "2.0.0-pre-rc.21"
 dependencies = [
  "attohttpc",
- "base64 0.22.0",
+ "base64 0.22.1",
  "color-eyre",
  "criterion",
  "derive_more",
@@ -3031,7 +3031,7 @@ dependencies = [
 name = "iroha_data_model"
 version = "2.0.0-pre-rc.21"
 dependencies = [
- "base64 0.22.0",
+ "base64 0.22.1",
  "criterion",
  "derive_more",
  "displaydoc",
@@ -4992,7 +4992,7 @@ version = "2.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "29993a25686778eb88d4189742cd713c9bce943bc54251a33509dc63cbacf73d"
 dependencies = [
- "base64 0.22.0",
+ "base64 0.22.1",
  "rustls-pki-types",
 ]
 
@@ -5218,7 +5218,7 @@ version = "3.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0ad483d2ab0149d5a5ebcd9972a3852711e0153d863bf5a5d0391d28883c4a20"
 dependencies = [
- "base64 0.22.0",
+ "base64 0.22.1",
  "chrono",
  "hex",
  "indexmap 1.9.3",
diff --git a/Cargo.toml b/Cargo.toml
index 9c6f63584bd..e13f23665db 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -79,7 +79,7 @@ vergen = { version = "8.3.1", default-features = false }
 trybuild = "1.0.91"
 impls = "1.0.3"
 
-base64 = { version = "0.22.0", default-features = false }
+base64 = { version = "0.22.1", default-features = false }
 hex = { version = "0.4.3", default-features = false }
 nonzero_ext = { version = "0.3.0", default-features = false }