diff --git a/Pipfile b/Pipfile
index 524b8a8920..31f8f3ff03 100644
--- a/Pipfile
+++ b/Pipfile
@@ -10,7 +10,7 @@ bikeshed = {editable = true,path = "."}
 aiofiles = "==0.7.0"
 aiohttp = "==3.7.4.post0"
 attrs = "==21.2.0"
-certifi = "==2020.12.5"
+certifi = "==2021.5.30"
 cssselect = "==1.1.0"
 html5lib = "==1.1"
 isodate = "==0.6.0"
diff --git a/Pipfile.lock b/Pipfile.lock
index 38e05c591f..80550a5ad1 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "dd1fbdeb1c0dfde96e92633939fe07012a7bf1039f67fd213ed7409f8a49fa02"
+            "sha256": "0ab114114d513136590e5efdfbfd42eb9ad7875812dcb804db222ef2da425ec2"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -89,11 +89,11 @@
         },
         "certifi": {
             "hashes": [
-                "sha256:1a4995114262bffbc2413b159f2a1a480c969de6e6eb13ee966d470af86af59c",
-                "sha256:719a74fb9e33b9bd44cc7f3a8d94bc35e4049deebe19ba7d8e108280cfd59830"
+                "sha256:2bbf76fd432960138b3ef6dda3dde0544f27cbf8546c458e60baf371917ba9ee",
+                "sha256:50b1e4f8446b06f41be7dd6338db18e0990601dce795c2b1686458aa7e8fa7d8"
             ],
             "index": "pypi",
-            "version": "==2020.12.5"
+            "version": "==2021.5.30"
         },
         "chardet": {
             "hashes": [