diff --git a/Pipfile.lock b/Pipfile.lock
index 8a647ca6f..7359c4041 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -63,10 +63,10 @@
         },
         "attrs": {
             "hashes": [
-                "sha256:69c0dbf2ed392de1cb5ec704444b08a5ef81680a61cb899dc08127123af36a79",
-                "sha256:f0b870f674851ecbfbbbd364d6b5cbdff9dcedbc7f3f5e18a6891057f21fe399"
+                "sha256:3901be1cb7c2a780f14668691474d9252c070a756be0a9ead98cfeabfa11aeb8",
+                "sha256:8ee1e5f5a1afc5b19bdfae4fdf0c35ed324074bdce3500c939842c8f818645d9"
             ],
-            "version": "==19.1.0"
+            "version": "==21.1.0"
         },
         "coverage": {
             "hashes": [