diff --git a/Pipfile.lock b/Pipfile.lock
index 64d18e7..799318b 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -235,11 +235,12 @@
         },
         "flake8": {
             "hashes": [
-                "sha256:15e351d19611c887e482fb960eae4d44845013cc142d42896e9862f775d8cf5c",
-                "sha256:f04b9fcbac03b0a3e58c0ab3a0ecc462e023a9faf046d57794184028123aa208"
+                "sha256:33f96621059e65eec474169085dc92bf26e7b2d47366b70be2f67ab80dc25132",
+                "sha256:a6dfbb75e03252917f2473ea9653f7cd799c3064e54d4c8140044c5c065f53c3"
             ],
             "index": "pypi",
-            "version": "==3.8.3"
+            "markers": "python_full_version >= '3.8.1'",
+            "version": "==7.0.0"
         },
         "idna": {
             "hashes": [
@@ -327,10 +328,11 @@
         },
         "mccabe": {
             "hashes": [
-                "sha256:ab8a6258860da4b6677da4bd2fe5dc2c659cff31b3ee4f7f5d64e79735b80d42",
-                "sha256:dd8d182285a0fe56bace7f45b5e7d1a6ebcbf524e8f3bd87eb0f125271b8831f"
+                "sha256:348e0240c33b60bbdf4e523192ef919f28cb2c3d7d5c7794f74009290f236325",
+                "sha256:6c2d30ab6be0e4a46919781807b4f0d834ebdd6c6e3dca0bda5a15f863427b6e"
             ],
-            "version": "==0.6.1"
+            "markers": "python_version >= '3.6'",
+            "version": "==0.7.0"
         },
         "packaging": {
             "hashes": [
@@ -342,19 +344,19 @@
         },
         "pycodestyle": {
             "hashes": [
-                "sha256:2295e7b2f6b5bd100585ebcb1f616591b652db8a741695b3d8f5d28bdc934367",
-                "sha256:c58a7d2815e0e8d7972bf1803331fb0152f867bd89adf8a01dfd55085434192e"
+                "sha256:41ba0e7afc9752dfb53ced5489e89f8186be00e599e712660695b7a75ff2663f",
+                "sha256:44fe31000b2d866f2e41841b18528a505fbd7fef9017b04eff4e2648a0fadc67"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
-            "version": "==2.6.0"
+            "markers": "python_version >= '3.8'",
+            "version": "==2.11.1"
         },
         "pyflakes": {
             "hashes": [
-                "sha256:0d94e0e05a19e57a99444b6ddcf9a6eb2e5c68d3ca1e98e90707af8152c90a92",
-                "sha256:35b2d75ee967ea93b55750aa9edbbf72813e06a66ba54438df2cfac9e3c27fc8"
+                "sha256:1c61603ff154621fb2a9172037d84dca3500def8c8b630657d1701f026f8af3f",
+                "sha256:84b5be138a2dfbb40689ca07e2152deb896a65c3a3e24c251c5c62489568074a"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
-            "version": "==2.2.0"
+            "markers": "python_version >= '3.8'",
+            "version": "==3.2.0"
         },
         "pygments": {
             "hashes": [