diff --git a/Cargo.lock b/Cargo.lock
index 4757e3b2f..2e07d5e0a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -206,7 +206,7 @@ dependencies = [
  "block-padding 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "byte-tools 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "generic-array 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "generic-array 0.12.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -554,7 +554,7 @@ name = "digest"
 version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "generic-array 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "generic-array 0.12.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -788,7 +788,15 @@ dependencies = [
 
 [[package]]
 name = "generic-array"
-version = "0.12.0"
+version = "0.12.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "typenum 1.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "generic-array"
+version = "0.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "serde 1.0.90 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2544,7 +2552,7 @@ dependencies = [
  "bs58 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "chrono 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "generic-array 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "generic-array 0.13.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "hex 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "itertools 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3388,7 +3396,8 @@ dependencies = [
 "checksum fuchsia-zircon-sys 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "3dcaa9ae7725d12cdb85b3ad99a434db70b468c09ded17e012d86b5c1010f7a7"
 "checksum futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)" = "49e7653e374fe0d0c12de4250f0bdb60680b8c80eed558c5c7538eec9c89e21b"
 "checksum futures-cpupool 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)" = "ab90cde24b3319636588d0c35fe03b1333857621051837ed769faefb4c2162e4"
-"checksum generic-array 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)" = "3c0f28c2f5bfb5960175af447a2da7c18900693738343dc896ffbcabd9839592"
+"checksum generic-array 0.12.2 (registry+https://github.com/rust-lang/crates.io-index)" = "cba710fd46ea0501f73f0dac107a3f97b5ea3fe0546e79e45e074f58459afa82"
+"checksum generic-array 0.13.0 (registry+https://github.com/rust-lang/crates.io-index)" = "1d3904420fad470d07ec9e4dbac00c2dc46765d3c4eb6cd1d9bb4d9c8a09c5f6"
 "checksum generic-array 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ef25c5683767570c2bbd7deba372926a55eaae9982d7726ee2a1050239d45b9d"
 "checksum glob 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)" = "8be18de09a56b60ed0edf84bc9df007e30040691af7acd1c41874faac5895bfb"
 "checksum globset 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)" = "4743617a7464bbda3c8aec8558ff2f9429047e025771037df561d383337ff865"
diff --git a/sdk/Cargo.toml b/sdk/Cargo.toml
index c957a0ca0..d654a93ee 100644
--- a/sdk/Cargo.toml
+++ b/sdk/Cargo.toml
@@ -14,7 +14,7 @@ bs58 = "0.2.0"
 hex = "0.3.2"
 byteorder = "1.2.1"
 chrono = { version = "0.4.0", features = ["serde"] }
-generic-array = { version = "0.12.0", default-features = false, features = ["serde"] }
+generic-array = { version = "0.13.0", default-features = false, features = ["serde"] }
 itertools = "0.8.0"
 log = "0.4.2"
 rand = "0.6.5"