diff --git a/Cargo.lock b/Cargo.lock
index 154bebc..bd99335 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -121,7 +121,16 @@ dependencies = [
  "block-padding",
  "byte-tools",
  "byteorder",
- "generic-array",
+ "generic-array 0.12.3",
+]
+
+[[package]]
+name = "block-buffer"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4152116fd6e9dadb291ae18fc1ec3575ed6d84c29642d97890f4b4a3417297e4"
+dependencies = [
+ "generic-array 0.14.3",
 ]
 
 [[package]]
@@ -234,6 +243,21 @@ version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b3a71ab494c0b5b860bdc8407ae08978052417070c2ced38573a9157ad75b8ac"
 
+[[package]]
+name = "cpuid-bool"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8aebca1129a03dc6dc2b127edd729435bbc4a37e1d5f4d7513165089ceb02634"
+
+[[package]]
+name = "crc32fast"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ba125de2af0df55319f41944744ad91c71113bf74a4646efff39afe1f6842db1"
+dependencies = [
+ "cfg-if",
+]
+
 [[package]]
 name = "crossbeam-deque"
 version = "0.7.3"
@@ -287,8 +311,18 @@ version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4434400df11d95d556bac068ddfedd482915eb18fe8bea89bc80b6e4b1c179e5"
 dependencies = [
- "generic-array",
- "subtle",
+ "generic-array 0.12.3",
+ "subtle 1.0.0",
+]
+
+[[package]]
+name = "crypto-mac"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b584a330336237c1eecd3e94266efb216c56ed91225d634cb2991c5f3fd1aeab"
+dependencies = [
+ "generic-array 0.14.3",
+ "subtle 2.2.3",
 ]
 
 [[package]]
@@ -303,7 +337,16 @@ version = "0.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f3d0c8c8752312f9713efd397ff63acb9f85585afbf179282e720e7704954dd5"
 dependencies = [
- "generic-array",
+ "generic-array 0.12.3",
+]
+
+[[package]]
+name = "digest"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d3dd60d1080a57a05ab032377049e0591415d2b31afd7028356dbf3cc6dcb066"
+dependencies = [
+ "generic-array 0.14.3",
 ]
 
 [[package]]
@@ -558,6 +601,16 @@ dependencies = [
  "typenum",
 ]
 
+[[package]]
+name = "generic-array"
+version = "0.14.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "60fb4bb6bba52f78a471264d9a3b7d026cc0af47b22cd2cffbc0b787ca003e63"
+dependencies = [
+ "typenum",
+ "version_check",
+]
+
 [[package]]
 name = "getrandom"
 version = "0.1.14"
@@ -627,8 +680,18 @@ version = "0.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5dcb5e64cda4c23119ab41ba960d1e170a774c8e4b9d9e6a9bc18aabf5e59695"
 dependencies = [
- "crypto-mac",
- "digest",
+ "crypto-mac 0.7.0",
+ "digest 0.8.1",
+]
+
+[[package]]
+name = "hmac"
+version = "0.8.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "126888268dcc288495a26bf004b38c5fdbb31682f992c84ceb046a1f0fe38840"
+dependencies = [
+ "crypto-mac 0.8.0",
+ "digest 0.9.0",
 ]
 
 [[package]]
@@ -1038,6 +1101,12 @@ version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2839e79665f131bdb5782e51f2c6c9599c133c6098982a54c794358bf432529c"
 
+[[package]]
+name = "opaque-debug"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "624a8340c38c1b80fd549087862da4ba43e08858af025b236e509b6649fc13d5"
+
 [[package]]
 name = "openssl"
 version = "0.10.29"
@@ -1394,15 +1463,15 @@ dependencies = [
 
 [[package]]
 name = "rusoto_core"
-version = "0.43.0"
+version = "0.44.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3a8d624cb48fcaca612329e4dd544380aa329ef338e83d3a90f5b7897e631971"
+checksum = "841ca8f73e7498ba39146ab43acea906bbbb807d92ec0b7ea4b6293d2621f80d"
 dependencies = [
  "async-trait",
  "base64 0.12.0",
  "bytes 0.5.4",
  "futures 0.3.4",
- "hmac",
+ "hmac 0.7.1",
  "http 0.2.1",
  "hyper 0.13.5",
  "hyper-tls",
@@ -1411,27 +1480,27 @@ dependencies = [
  "md5",
  "percent-encoding",
  "pin-project",
- "rusoto_credential 0.43.0",
- "rusoto_signature 0.43.0",
+ "rusoto_credential 0.44.0",
+ "rusoto_signature 0.44.0",
  "rustc_version 0.2.3",
  "serde",
  "serde_json",
- "sha2",
- "tokio 0.2.20",
+ "sha2 0.8.1",
+ "tokio 0.2.21",
  "xml-rs",
 ]
 
 [[package]]
 name = "rusoto_core"
-version = "0.44.0"
+version = "0.45.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "841ca8f73e7498ba39146ab43acea906bbbb807d92ec0b7ea4b6293d2621f80d"
+checksum = "e977941ee0658df96fca7291ecc6fc9a754600b21ad84b959eb1dbbc9d5abcc7"
 dependencies = [
  "async-trait",
  "base64 0.12.0",
  "bytes 0.5.4",
+ "crc32fast",
  "futures 0.3.4",
- "hmac",
  "http 0.2.1",
  "hyper 0.13.5",
  "hyper-tls",
@@ -1440,21 +1509,20 @@ dependencies = [
  "md5",
  "percent-encoding",
  "pin-project",
- "rusoto_credential 0.44.0",
- "rusoto_signature 0.44.0",
+ "rusoto_credential 0.45.0",
+ "rusoto_signature 0.45.0",
  "rustc_version 0.2.3",
  "serde",
  "serde_json",
- "sha2",
  "tokio 0.2.21",
  "xml-rs",
 ]
 
 [[package]]
 name = "rusoto_credential"
-version = "0.43.0"
+version = "0.44.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ba3e7cdf483d7198d9bca7414746d3ba656239e89e467b715d0571912f0b492f"
+checksum = "60669ddc1bdbb83ce225593649d36b4c5f6bf9db47cc1ab3e81281abffc853f4"
 dependencies = [
  "async-trait",
  "chrono",
@@ -1472,9 +1540,9 @@ dependencies = [
 
 [[package]]
 name = "rusoto_credential"
-version = "0.44.0"
+version = "0.45.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "60669ddc1bdbb83ce225593649d36b4c5f6bf9db47cc1ab3e81281abffc853f4"
+checksum = "09ac05563f83489b19b4d413607a30821ab08bbd9007d14fa05618da3ef09d8b"
 dependencies = [
  "async-trait",
  "chrono",
@@ -1486,70 +1554,70 @@ dependencies = [
  "serde",
  "serde_json",
  "shlex",
- "tokio 0.2.20",
+ "tokio 0.2.21",
  "zeroize",
 ]
 
 [[package]]
 name = "rusoto_dynamodb"
-version = "0.43.0"
+version = "0.45.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "686192bf4c9dbaa4514e9eed71c082b6a62ab458a20dec944ed245b731bbf0d3"
+checksum = "8a1473bb1c1dd54f61c5e150aec47bcbf4a992963dcc3c60e12be5af3245cefc"
 dependencies = [
  "async-trait",
  "bytes 0.5.4",
  "futures 0.3.4",
- "rusoto_core 0.43.0",
+ "rusoto_core 0.45.0",
  "serde",
  "serde_json",
 ]
 
 [[package]]
 name = "rusoto_signature"
-version = "0.43.0"
+version = "0.44.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "62940a2bd479900a1bf8935b8f254d3e19368ac3ac4570eb4bd48eb46551a1b7"
+checksum = "9eddff187ac18c5a91d9ccda9353f30cf531620dce437c4db661dfe2e23b2029"
 dependencies = [
  "base64 0.12.0",
  "bytes 0.5.4",
  "futures 0.3.4",
  "hex",
- "hmac",
+ "hmac 0.7.1",
  "http 0.2.1",
  "hyper 0.13.5",
  "log",
  "md5",
  "percent-encoding",
  "pin-project",
- "rusoto_credential 0.43.0",
+ "rusoto_credential 0.44.0",
  "rustc_version 0.2.3",
  "serde",
- "sha2",
+ "sha2 0.8.1",
  "time 0.2.14",
- "tokio 0.2.20",
+ "tokio 0.2.21",
 ]
 
 [[package]]
 name = "rusoto_signature"
-version = "0.44.0"
+version = "0.45.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9eddff187ac18c5a91d9ccda9353f30cf531620dce437c4db661dfe2e23b2029"
+checksum = "97a740a88dde8ded81b6f2cff9cd5e054a5a2e38a38397260f7acdd2c85d17dd"
 dependencies = [
  "base64 0.12.0",
  "bytes 0.5.4",
  "futures 0.3.4",
  "hex",
- "hmac",
+ "hmac 0.8.1",
  "http 0.2.1",
  "hyper 0.13.5",
  "log",
  "md5",
  "percent-encoding",
  "pin-project",
- "rusoto_credential 0.44.0",
+ "rusoto_credential 0.45.0",
  "rustc_version 0.2.3",
  "serde",
- "sha2",
+ "sha2 0.9.1",
  "time 0.2.14",
  "tokio 0.2.21",
 ]
@@ -1699,10 +1767,23 @@ version = "0.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "27044adfd2e1f077f649f59deb9490d3941d674002f7d062870a60ebe9bd47a0"
 dependencies = [
- "block-buffer",
- "digest",
+ "block-buffer 0.7.3",
+ "digest 0.8.1",
  "fake-simd",
- "opaque-debug",
+ "opaque-debug 0.2.3",
+]
+
+[[package]]
+name = "sha2"
+version = "0.9.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2933378ddfeda7ea26f48c555bdad8bb446bf8a3d17832dc83e380d444cfb8c1"
+dependencies = [
+ "block-buffer 0.9.0",
+ "cfg-if",
+ "cpuid-bool",
+ "digest 0.9.0",
+ "opaque-debug 0.3.0",
 ]
 
 [[package]]
@@ -1840,6 +1921,12 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2d67a5a62ba6e01cb2192ff309324cb4875d0c451d55fe2319433abe7a05a8ee"
 
+[[package]]
+name = "subtle"
+version = "2.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "502d53007c02d7605a05df1c1a73ee436952781653da5d0bf57ad608f66932c1"
+
 [[package]]
 name = "syn"
 version = "0.15.44"
diff --git a/Cargo.toml b/Cargo.toml
index 110ed48..7384563 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -15,7 +15,7 @@ lambda_runtime_client = "0.2.2"
 serde_derive = "1.0.106"
 serde = "1.0.111"
 rusoto = "0.24.2"
-rusoto_dynamodb = "0.43.0"
+rusoto_dynamodb = "0.45.0"
 rusoto_core = "0.44.0"
 simple_logger = "1.6.0"
 log = "0.4.8"