diff --git a/Pipfile.lock b/Pipfile.lock
index 5b559334..cc1e05af 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -341,11 +341,10 @@
         },
         "attrs": {
             "hashes": [
-                "sha256:26b54ddbbb9ee1d34d5d3668dd37d6cf74990ab23c828c2888dccdceee395594",
-                "sha256:fce7fc47dfc976152e82d53ff92fa0407700c21acd20886a13777a0d20e655dc"
+                "sha256:3901be1cb7c2a780f14668691474d9252c070a756be0a9ead98cfeabfa11aeb8",
+                "sha256:8ee1e5f5a1afc5b19bdfae4fdf0c35ed324074bdce3500c939842c8f818645d9"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
-            "version": "==20.2.0"
+            "version": "==21.1.0"
         },
         "certifi": {
             "hashes": [