diff --git a/CHANGELOG.md b/CHANGELOG.md
index 37a0e74..daa0172 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -17,6 +17,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - iterator bug that prevented check-instance command to function
 
+### Security
+
+- update several dependencies
+
 ## [1.7.0] - 2021-05-05
 
 ### Added
diff --git a/Pipfile.lock b/Pipfile.lock
index 7a9f874..89b85c4 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -25,35 +25,35 @@
         },
         "boto3": {
             "hashes": [
-                "sha256:1e55df93aa47a84e2a12a639c7f145e16e6e9ef959542d69d5526d50d2e92692",
-                "sha256:eab42daaaf68cdad5b112d31dcb0684162098f6558ba7b64156be44f993525fa"
+                "sha256:0941cc8a0b2604b9d87fb32b90e79a9c5d0b50371647c0fb9e642444c0001d88",
+                "sha256:8a60e9f80d94c191c10ebb36caa7c7732f29890d712ac27e7c7dc17971ec24c9"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4, 3.5'",
-            "version": "==1.17.54"
+            "markers": "python_version >= '3.6'",
+            "version": "==1.18.39"
         },
         "botocore": {
             "hashes": [
-                "sha256:20a864fc6570ba11d52532c72c3ccabab5c71a9b4a9418601a313d56f1d2ce5b",
-                "sha256:37ec76ea2df8609540ba6cb0fe360ae1c589d2e1ee91eb642fd767823f3fcedd"
+                "sha256:7289a7cc8450914860e7fb375a461a754a4d9b9c8a6ed42552afd6b99b14b394",
+                "sha256:7df81e52b74ec5a3f5eab210bdc4a537994225783e8d8ccaa136028c8518f244"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4, 3.5'",
-            "version": "==1.20.54"
+            "markers": "python_version >= '3.6'",
+            "version": "==1.21.39"
         },
         "cachetools": {
             "hashes": [
-                "sha256:1d9d5f567be80f7c07d765e21b814326d78c61eb0c3a637dffc0e5d1796cb2e2",
-                "sha256:f469e29e7aa4cff64d8de4aad95ce76de8ea1125a16c68e0d93f65c3c3dc92e9"
+                "sha256:2cc0b89715337ab6dbba85b5b50effe2b0c74e035d83ee8ed637cf52f12ae001",
+                "sha256:61b5ed1e22a0924aed1d23b478f37e8d52549ff8a961de2909c69bf950020cff"
             ],
             "markers": "python_version ~= '3.5'",
-            "version": "==4.2.1"
+            "version": "==4.2.2"
         },
         "click": {
             "hashes": [
-                "sha256:d2b5255c7c6349bc1bd1e59e08cd12acbbd63ce649f2588755783aa94dfb6b1a",
-                "sha256:dacca89f4bfadd5de3d7489b7c8a566eee0d3676333fbb50030263894c38c0dc"
+                "sha256:8c04c11192119b1ef78ea049e0a6f0463e4c48ef00a30160c704337586f3ad7a",
+                "sha256:fba402a4a47334742d782209a7c79bc448911afe1149d07bdabdf480b3e2f4b6"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
-            "version": "==7.1.2"
+            "markers": "python_version >= '3.6'",
+            "version": "==8.0.1"
         },
         "jmespath": {
             "hashes": [
@@ -65,26 +65,27 @@
         },
         "python-dateutil": {
             "hashes": [
-                "sha256:73ebfe9dbf22e832286dafa60473e4cd239f8592f699aa5adaf10050e6e1823c",
-                "sha256:75bb3f31ea686f1197762692a9ee6a7550b59fc6ca3a1f4b5d7e32fb98e2da2a"
+                "sha256:0123cacc1627ae19ddf3c27a5de5bd67ee4586fbdd6440d9748f8abb483d3e86",
+                "sha256:961d03dc3453ebbc59dbdea9e4e11c5651520a876d0f4db161e8674aae935da9"
             ],
             "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
-            "version": "==2.8.1"
+            "version": "==2.8.2"
         },
         "s3transfer": {
             "hashes": [
-                "sha256:af1af6384bd7fb8208b06480f9be73d0295d965c4c073a5c95ea5b6661dccc18",
-                "sha256:f3dfd791cad2799403e3c8051810a7ca6ee1d2e630e5d2a8f9649d892bdb3db6"
+                "sha256:50ed823e1dc5868ad40c8dc92072f757aa0e653a192845c94a3b676f4a62da4c",
+                "sha256:9c1dc369814391a6bda20ebbf4b70a0f34630592c9aa520856bf384916af2803"
             ],
-            "version": "==0.4.0"
+            "markers": "python_version >= '3.6'",
+            "version": "==0.5.0"
         },
         "six": {
             "hashes": [
-                "sha256:30639c035cdb23534cd4aa2dd52c3bf48f06e5f4a941509c8bafd8ce11080259",
-                "sha256:8b74bedcbbbaca38ff6d7491d76f2b06b3592611af620f8426e82dddb04a5ced"
+                "sha256:1e61c37477a1626458e36f7b1d82aa5c9b094fa4802892072e49de9c60c4c926",
+                "sha256:8abb2f1d86890a2dfb989f9a77cfcfd3e47c2a354b01111771326f8aa26e0254"
             ],
             "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
-            "version": "==1.15.0"
+            "version": "==1.16.0"
         },
         "tabulate": {
             "hashes": [
@@ -95,11 +96,11 @@
         },
         "urllib3": {
             "hashes": [
-                "sha256:2f4da4594db7e1e110a944bb1b551fdf4e6c136ad42e4234131391e21eb5b0df",
-                "sha256:e7b021f7241115872f92f43c6508082facffbd1c048e3c6e2bb9c2a157e28937"
+                "sha256:39fb8672126159acb139a7718dd10806104dec1e2f0f6c88aab05d17df10c8d4",
+                "sha256:f57b4c16c62fa2760b7e3d97c35b255512fb6b59a259730f36ba32ce9f8e342f"
             ],
             "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4' and python_version < '4'",
-            "version": "==1.26.4"
+            "version": "==1.26.6"
         }
     },
     "develop": {}