diff --git a/Cargo.lock b/Cargo.lock
index a815a1ed..95567630 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -92,9 +92,9 @@ checksum = "9e1b586273c5702936fe7b7d6896644d8be71e6314cfe09d3167c95f712589e8"
 
 [[package]]
 name = "base64"
-version = "0.21.4"
+version = "0.21.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9ba43ea6f343b788c8764558649e08df62f86c6ef251fdaeb1ffd010a9ae50a2"
+checksum = "35636a1494ede3b646cc98f74f8e62c773a38a659ebc777a2cf26b9b74171df9"
 
 [[package]]
 name = "bitflags"
@@ -958,7 +958,7 @@ name = "raiden"
 version = "0.1.0"
 dependencies = [
  "again",
- "base64 0.21.4",
+ "base64 0.21.5",
  "pretty_assertions",
  "raiden",
  "raiden-derive",
@@ -1340,7 +1340,7 @@ version = "1.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2d3987094b1d07b653b7dfdc3f70ce9a1da9c51ac18c1b06b662e4f9a0e9f4b2"
 dependencies = [
- "base64 0.21.4",
+ "base64 0.21.5",
 ]
 
 [[package]]
diff --git a/raiden/Cargo.toml b/raiden/Cargo.toml
index a5f8d2fd..894027ee 100644
--- a/raiden/Cargo.toml
+++ b/raiden/Cargo.toml
@@ -8,7 +8,7 @@ edition = "2018"
 
 [dependencies]
 again = "0.1"
-base64 = "^0.21"
+base64 = "^0.21.5"
 raiden-derive = { version = "*", path = "../raiden-derive" }
 rusoto_core_default = { package = "rusoto_core", version = "0.48", optional = true }
 rusoto_core_rustls = { package = "rusoto_core", version = "0.48", default_features = false, features = [