diff --git a/Pipfile b/Pipfile
index 4f2ca7c..14aaef8 100644
--- a/Pipfile
+++ b/Pipfile
@@ -5,7 +5,7 @@ verify_ssl = true
 
 [dev-packages]
 autopep8 = "*"
-isort = "<5.0.0"
+isort = "<6.0.0"
 mock = "*"
 pexpect = "*"
 pylint = "*"
diff --git a/Pipfile.lock b/Pipfile.lock
index 316f771..cf09518 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "0462acf7e12b0c9c8c9aa82fddf5568f75a70334fab77f56d85047d2b6a74af5"
+            "sha256": "1fa06c851689fd74898664b149d5f24290235f9245604f4ac83d59ba94246359"
         },
         "pipfile-spec": 6,
         "requires": {},
@@ -164,11 +164,11 @@
         },
         "isort": {
             "hashes": [
-                "sha256:54da7e92468955c4fceacd0c86bd0ec997b0e1ee80d97f67c35a78b719dccab1",
-                "sha256:6e811fcb295968434526407adb8796944f1988c5b65e8139058f2014cbe100fd"
+                "sha256:c729845434366216d320e936b8ad6f9d681aab72dc7cbc2d51bedc3582f3ad1e",
+                "sha256:fff4f0c04e1825522ce6949973e83110a6e907750cd92d128b0d14aaaadbffdc"
             ],
             "index": "pypi",
-            "version": "==4.3.21"
+            "version": "==5.7.0"
         },
         "lazy-object-proxy": {
             "hashes": [