diff --git a/Pipfile b/Pipfile
index d15a372..37b428d 100644
--- a/Pipfile
+++ b/Pipfile
@@ -22,7 +22,7 @@ botocore = "==1.5.62"
 click = "==6.6"
 docutils = "*"
 jmespath = "==0.9.0"
-pyaml = "==15.8.2"
+pyaml = "==20.3.1"
 python-dateutil = "==2.5.3"
 PyYAML = "==5.1"
 
diff --git a/Pipfile.lock b/Pipfile.lock
index e844ea2..d33b9df 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "38f19dcadebb28a56d2de2806a5b1fd413fc824591f7982b534b6869df056d73"
+            "sha256": "7a53ad2ceea3d78a688cd84339f12db79152c6ceac6fa60cbdc339382aa99f2a"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -58,10 +58,11 @@
         },
         "pyaml": {
             "hashes": [
-                "sha256:9c54fb5f17b58572c4cef50affea60bb73f445ab153580dac07a12383712b5b8"
+                "sha256:9914879e6ac5cbf09b8cd5d3ba09e241ffcfd91c689cddc8d8b66a68c1c7e640",
+                "sha256:b077066dec4a1a834e376bd69b8b38677c69c62b270160cde35d76dc40ca9ec1"
             ],
             "index": "pypi",
-            "version": "==15.8.2"
+            "version": "==20.3.1"
         },
         "python-dateutil": {
             "hashes": [
@@ -112,14 +113,6 @@
             ],
             "version": "==1.4.3"
         },
-        "appnope": {
-            "hashes": [
-                "sha256:5b26757dc6f79a3b7dc9fab95359328d5747fcb2409d331ea66d0272b90ab2a0",
-                "sha256:8b995ffe925347a2138d7ac0fe77155e4311a0ea6d6da4f5128fe4b3cbe5ed71"
-            ],
-            "markers": "sys_platform == 'darwin'",
-            "version": "==0.1.0"
-        },
         "attrs": {
             "hashes": [
                 "sha256:08a96c641c3a74e44eb59afb61a24f2cb9f4d7188748e76ba4bb5edfa3cb7d1c",
@@ -164,6 +157,39 @@
             ],
             "version": "==2019.11.28"
         },
+        "cffi": {
+            "hashes": [
+                "sha256:001bf3242a1bb04d985d63e138230802c6c8d4db3668fb545fb5005ddf5bb5ff",
+                "sha256:00789914be39dffba161cfc5be31b55775de5ba2235fe49aa28c148236c4e06b",
+                "sha256:028a579fc9aed3af38f4892bdcc7390508adabc30c6af4a6e4f611b0c680e6ac",
+                "sha256:14491a910663bf9f13ddf2bc8f60562d6bc5315c1f09c704937ef17293fb85b0",
+                "sha256:1cae98a7054b5c9391eb3249b86e0e99ab1e02bb0cc0575da191aedadbdf4384",
+                "sha256:2089ed025da3919d2e75a4d963d008330c96751127dd6f73c8dc0c65041b4c26",
+                "sha256:2d384f4a127a15ba701207f7639d94106693b6cd64173d6c8988e2c25f3ac2b6",
+                "sha256:337d448e5a725bba2d8293c48d9353fc68d0e9e4088d62a9571def317797522b",
+                "sha256:399aed636c7d3749bbed55bc907c3288cb43c65c4389964ad5ff849b6370603e",
+                "sha256:3b911c2dbd4f423b4c4fcca138cadde747abdb20d196c4a48708b8a2d32b16dd",
+                "sha256:3d311bcc4a41408cf5854f06ef2c5cab88f9fded37a3b95936c9879c1640d4c2",
+                "sha256:62ae9af2d069ea2698bf536dcfe1e4eed9090211dbaafeeedf5cb6c41b352f66",
+                "sha256:66e41db66b47d0d8672d8ed2708ba91b2f2524ece3dee48b5dfb36be8c2f21dc",
+                "sha256:675686925a9fb403edba0114db74e741d8181683dcf216be697d208857e04ca8",
+                "sha256:7e63cbcf2429a8dbfe48dcc2322d5f2220b77b2e17b7ba023d6166d84655da55",
+                "sha256:8a6c688fefb4e1cd56feb6c511984a6c4f7ec7d2a1ff31a10254f3c817054ae4",
+                "sha256:8c0ffc886aea5df6a1762d0019e9cb05f825d0eec1f520c51be9d198701daee5",
+                "sha256:95cd16d3dee553f882540c1ffe331d085c9e629499ceadfbda4d4fde635f4b7d",
+                "sha256:99f748a7e71ff382613b4e1acc0ac83bf7ad167fb3802e35e90d9763daba4d78",
+                "sha256:b8c78301cefcf5fd914aad35d3c04c2b21ce8629b5e4f4e45ae6812e461910fa",
+                "sha256:c420917b188a5582a56d8b93bdd8e0f6eca08c84ff623a4c16e809152cd35793",
+                "sha256:c43866529f2f06fe0edc6246eb4faa34f03fe88b64a0a9a942561c8e22f4b71f",
+                "sha256:cab50b8c2250b46fe738c77dbd25ce017d5e6fb35d3407606e7a4180656a5a6a",
+                "sha256:cef128cb4d5e0b3493f058f10ce32365972c554572ff821e175dbc6f8ff6924f",
+                "sha256:cf16e3cf6c0a5fdd9bc10c21687e19d29ad1fe863372b5543deaec1039581a30",
+                "sha256:e56c744aa6ff427a607763346e4170629caf7e48ead6921745986db3692f987f",
+                "sha256:e577934fc5f8779c554639376beeaa5657d54349096ef24abe8c74c5d9c117c3",
+                "sha256:f2b0fa0c01d8a0c7483afd9f31d7ecf2d71760ca24499c8697aeb5ca37dc090c"
+            ],
+            "version": "==1.14.0"
+        },
         "chardet": {
             "hashes": [
                 "sha256:84ab92ed1c4d4f16916e05906b6b75a6c0fb5db821cc65e70cbd64a3e2a5eaae",
@@ -231,6 +257,32 @@
             "index": "pypi",
             "version": "==1.11.1"
         },
+        "cryptography": {
+            "hashes": [
+                "sha256:02079a6addc7b5140ba0825f542c0869ff4df9a69c360e339ecead5baefa843c",
+                "sha256:1df22371fbf2004c6f64e927668734070a8953362cd8370ddd336774d6743595",
+                "sha256:369d2346db5934345787451504853ad9d342d7f721ae82d098083e1f49a582ad",
+                "sha256:3cda1f0ed8747339bbdf71b9f38ca74c7b592f24f65cdb3ab3765e4b02871651",
+                "sha256:44ff04138935882fef7c686878e1c8fd80a723161ad6a98da31e14b7553170c2",
+                "sha256:4b1030728872c59687badcca1e225a9103440e467c17d6d1730ab3d2d64bfeff",
+                "sha256:58363dbd966afb4f89b3b11dfb8ff200058fbc3b947507675c19ceb46104b48d",
+                "sha256:6ec280fb24d27e3d97aa731e16207d58bd8ae94ef6eab97249a2afe4ba643d42",
+                "sha256:7270a6c29199adc1297776937a05b59720e8a782531f1f122f2eb8467f9aab4d",
+                "sha256:73fd30c57fa2d0a1d7a49c561c40c2f79c7d6c374cc7750e9ac7c99176f6428e",
+                "sha256:7f09806ed4fbea8f51585231ba742b58cbcfbfe823ea197d8c89a5e433c7e912",
+                "sha256:90df0cc93e1f8d2fba8365fb59a858f51a11a394d64dbf3ef844f783844cc793",
+                "sha256:971221ed40f058f5662a604bd1ae6e4521d84e6cad0b7b170564cc34169c8f13",
+                "sha256:a518c153a2b5ed6b8cc03f7ae79d5ffad7315ad4569b2d5333a13c38d64bd8d7",
+                "sha256:b0de590a8b0979649ebeef8bb9f54394d3a41f66c5584fff4220901739b6b2f0",
+                "sha256:b43f53f29816ba1db8525f006fa6f49292e9b029554b3eb56a189a70f2a40879",
+                "sha256:d31402aad60ed889c7e57934a03477b572a03af7794fa8fb1780f21ea8f6551f",
+                "sha256:de96157ec73458a7f14e3d26f17f8128c959084931e8997b9e655a39c8fde9f9",
+                "sha256:df6b4dca2e11865e6cfbfb708e800efb18370f5a46fd601d3755bc7f85b3a8a2",
+                "sha256:ecadccc7ba52193963c0475ac9f6fa28ac01e01349a2ca48509667ef41ffd2cf",
+                "sha256:fb81c17e0ebe3358486cd8cc3ad78adbae58af12fc2bf2bc0bb84e8090fa5ce8"
+            ],
+            "version": "==2.8"
+        },
         "decorator": {
             "hashes": [
                 "sha256:41fa54c2a0cc4ba648be4fd43cff00aedf5b9465c9bf18d64325bc225f08f760",
@@ -309,6 +361,14 @@
             ],
             "version": "==0.16.0"
         },
+        "jeepney": {
+            "hashes": [
+                "sha256:3479b861cc2b6407de5188695fa1a8d57e5072d7059322469b62628869b8e36e",
+                "sha256:d6c6b49683446d2407d2fe3acb7a368a77ff063f9182fe427da15d622adc24cf"
+            ],
+            "markers": "sys_platform == 'linux'",
+            "version": "==0.4.3"
+        },
         "keyring": {
             "hashes": [
                 "sha256:197fd5903901030ef7b82fe247f43cfed2c157a28e7747d1cfcf4bc5e699dd03",
@@ -431,6 +491,13 @@
             ],
             "version": "==2.5.0"
         },
+        "pycparser": {
+            "hashes": [
+                "sha256:2d475327684562c3a96cc71adf7dc8c4f0565175cf86b6d7a404ff4c771f15f0",
+                "sha256:7582ad22678f0fcd81102833f60ef8d0e57288b6b5fb00323d101be910e35705"
+            ],
+            "version": "==2.20"
+        },
         "pyflakes": {
             "hashes": [
                 "sha256:17dbeb2e3f4d772725c777fabc446d5634d1038f234e77343108ce445ea69ce0",
@@ -515,6 +582,14 @@
             ],
             "version": "==0.9.1"
         },
+        "secretstorage": {
+            "hashes": [
+                "sha256:15da8a989b65498e29be338b3b279965f1b8f09b9668bd8010da183024c8bff6",
+                "sha256:b5ec909dde94d4ae2fa26af7c089036997030f0cf0a5cb372b4cccabd81c143b"
+            ],
+            "markers": "sys_platform == 'linux'",
+            "version": "==3.1.2"
+        },
         "six": {
             "hashes": [
                 "sha256:236bdbdce46e6e6a3d61a337c0f8b763ca1e8717c03b369e87a7ec7ce1319c0a",