diff --git a/Pipfile.lock b/Pipfile.lock
index b3c0525..64c54ce 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -25,11 +25,10 @@
         },
         "chardet": {
             "hashes": [
-                "sha256:84ab92ed1c4d4f16916e05906b6b75a6c0fb5db821cc65e70cbd64a3e2a5eaae",
-                "sha256:fc323ffcaeaed0e0a02bf4d117757b98aed530d9ed4531e3e15460124c106691"
+                "sha256:0d6f53a15db4120f2b08c94f11e7d93d2c911ee118b6b30a04ec3ee8310179fa",
+                "sha256:f864054d66fd9118f2e67044ac8981a54775ec5b67aed0441892edb553d21da5"
             ],
-            "index": "pypi",
-            "version": "==3.0.4"
+            "version": "==4.0.0"
         },
         "idna": {
             "hashes": [
diff --git a/requirements.txt b/requirements.txt
index 0c36bfe..0f2a997 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 certifi==2019.11.28
-chardet==3.0.4
+chardet==4.0.0
 idna==2.8
 mccabe==0.6.1
 requests==2.22.0