diff --git a/Cargo.lock b/Cargo.lock
index d8a0103e4..d1cbc1b5d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -141,6 +141,11 @@ dependencies = [
  "byteorder 1.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "base64"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "bech32"
 version = "0.6.0"
@@ -3460,7 +3465,7 @@ dependencies = [
 name = "solana-genesis"
 version = "0.21.0"
 dependencies = [
- "base64 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "base64 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "clap 2.33.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.102 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.102 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -5455,6 +5460,7 @@ dependencies = [
 "checksum backtrace 0.3.33 (registry+https://github.com/rust-lang/crates.io-index)" = "88fb679bc9af8fa639198790a77f52d345fe13656c08b43afa9424c206b731c6"
 "checksum backtrace-sys 0.1.31 (registry+https://github.com/rust-lang/crates.io-index)" = "82a830b4ef2d1124a711c71d263c5abdc710ef8e907bd508c88be475cebc422b"
 "checksum base64 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)" = "0b25d992356d2eb0ed82172f5248873db5560c4721f564b13cb5193bda5e668e"
+"checksum base64 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)" = "b41b7ea54a0c9d92199de89e20e58d49f02f8e699814ef3fdf266f6f748d15c7"
 "checksum bech32 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)" = "58946044516aa9dc922182e0d6e9d124a31aafe6b421614654eb27cf90cec09c"
 "checksum bincode 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "b8ab639324e3ee8774d296864fbc0dbbb256cf1a41c490b94cba90c082915f92"
 "checksum bindgen 0.49.2 (registry+https://github.com/rust-lang/crates.io-index)" = "846a1fba6535362a01487ef6b10f0275faa12e5c5d835c5c1c627aabc46ccbd6"
diff --git a/genesis/Cargo.toml b/genesis/Cargo.toml
index 11e880298..88815244c 100644
--- a/genesis/Cargo.toml
+++ b/genesis/Cargo.toml
@@ -9,7 +9,7 @@ license = "Apache-2.0"
 homepage = "https://solana.com/"
 
 [dependencies]
-base64 = "0.10.1"
+base64 = "0.11.0"
 clap = "2.33.0"
 serde = "1.0.102"
 serde_derive = "1.0.102"