diff --git a/Dockerfile b/Dockerfile
index dd8f8bf..79cda6b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -9,9 +9,6 @@ COPY Pipfile.lock Pipfile.lock
 # Install pipenv
 RUN set -ex && pip install pipenv --upgrade
 
-# Upgrde pip, setuptools and wheel
-#RUN set -ex && pip install --upgrade pip setuptools wheel
-
 # Install dependencies
 RUN set -ex && pipenv lock -r > req.txt && pip install -r req.txt
 
diff --git a/Pipfile.lock b/Pipfile.lock
index 7087671..c688ce8 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -62,10 +62,10 @@
         },
         "certifi": {
             "hashes": [
-                "sha256:1a4995114262bffbc2413b159f2a1a480c969de6e6eb13ee966d470af86af59c",
-                "sha256:719a74fb9e33b9bd44cc7f3a8d94bc35e4049deebe19ba7d8e108280cfd59830"
+                "sha256:2bbf76fd432960138b3ef6dda3dde0544f27cbf8546c458e60baf371917ba9ee",
+                "sha256:50b1e4f8446b06f41be7dd6338db18e0990601dce795c2b1686458aa7e8fa7d8"
             ],
-            "version": "==2020.12.5"
+            "version": "==2021.5.30"
         },
         "chardet": {
             "hashes": [