diff --git a/Pipfile.lock b/Pipfile.lock
index 86f282a..9046233 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -116,10 +116,10 @@
         },
         "flake8": {
             "hashes": [
-                "sha256:749dbbd6bfd0cf1318af27bf97a14e28e5ff548ef8e5b1566ccfb25a11e7c839",
-                "sha256:aadae8761ec651813c24be05c6f7b4680857ef6afaae4651a4eccaef97ce6c3b"
+                "sha256:1aa8990be1e689d96c745c5682b687ea49f2e05a443aff1f8251092b0014e378",
+                "sha256:3b9f848952dddccf635be78098ca75010f073bfe14d2c6bda867154bea728d2a"
             ],
-            "version": "==3.8.4"
+            "version": "==3.9.1"
         },
         "mccabe": {
             "hashes": [