diff --git a/.yarn/cache/@types-react-dom-npm-16.9.10-0d08e5404d-910dd9894b.zip b/.yarn/cache/@types-react-dom-npm-17.0.0-c3b70f60e6-7ca9351b6c.zip
similarity index 60%
rename from .yarn/cache/@types-react-dom-npm-16.9.10-0d08e5404d-910dd9894b.zip
rename to .yarn/cache/@types-react-dom-npm-17.0.0-c3b70f60e6-7ca9351b6c.zip
index 759d35d..d13bcff 100644
Binary files a/.yarn/cache/@types-react-dom-npm-16.9.10-0d08e5404d-910dd9894b.zip and b/.yarn/cache/@types-react-dom-npm-17.0.0-c3b70f60e6-7ca9351b6c.zip differ
diff --git a/.yarn/cache/@types-react-npm-16.14.2-8e7d53e3aa-41d227d4e9.zip b/.yarn/cache/@types-react-npm-16.14.2-8e7d53e3aa-41d227d4e9.zip
deleted file mode 100644
index bf17ac6..0000000
Binary files a/.yarn/cache/@types-react-npm-16.14.2-8e7d53e3aa-41d227d4e9.zip and /dev/null differ
diff --git a/package.json b/package.json
index ceb191a..b10fe26 100644
--- a/package.json
+++ b/package.json
@@ -11,8 +11,8 @@
     "@types/jest": "^26.0.16",
     "@types/lodash": "^4.14.165",
     "@types/node": "^12.0.0",
-    "@types/react": "^16.9.53",
-    "@types/react-dom": "^16.9.8",
+    "@types/react": "^17.0.0",
+    "@types/react-dom": "^17.0.0",
     "@types/react-map-gl": "^5.2.9",
     "chart.js": "^3.0.0-beta.6",
     "history": "^5.0.0",
@@ -30,7 +30,7 @@
     "react-spinners": "^0.9.0",
     "reactstrap": "^8.7.1",
     "source-map-explorer": "^2.5.1",
-    "typescript": "^4.0.3",
+    "typescript": "^4.1.2",
     "web-vitals": "^1.0.1"
   },
   "scripts": {
diff --git a/src/MainPage/Sponsors/index.tsx b/src/MainPage/Sponsors/index.tsx
index 97846f6..8e53b4f 100644
--- a/src/MainPage/Sponsors/index.tsx
+++ b/src/MainPage/Sponsors/index.tsx
@@ -76,6 +76,11 @@ const Sponsors = (): JSX.Element => (
               logo: "citadelsecurities.png",
               name: "Citadel Securities",
             },
+            {
+              url: "https://repl.it/",
+              logo: "replit.png",
+              name: "Repl.it",
+            },
           ].map((company) => (
             <Logo
               name={company.name}
@@ -120,6 +125,11 @@ const Sponsors = (): JSX.Element => (
               logo: "basecamp.png",
               name: "Basecamp",
             },
+            {
+              url: "https://www.janestreet.com/",
+              logo: "janestreet.png",
+              name: "Jane Street",
+            },
           ].map((company) => (
             <Logo
               name={company.name}
@@ -139,11 +149,6 @@ const Sponsors = (): JSX.Element => (
               logo: "echoar.png",
               name: "echoAR",
             },
-            {
-              url: "https://repl.it/",
-              logo: "replit.png",
-              name: "Repl.it",
-            },
             {
               url: "https://www.stickermule.com/",
               logo: "stickermule.png",
diff --git a/src/images/sponsors/normal/janestreet.png b/src/images/sponsors/normal/janestreet.png
new file mode 100644
index 0000000..b9817c4
Binary files /dev/null and b/src/images/sponsors/normal/janestreet.png differ
diff --git a/src/images/sponsors/tint/janestreet.png b/src/images/sponsors/tint/janestreet.png
new file mode 100644
index 0000000..8df13fa
Binary files /dev/null and b/src/images/sponsors/tint/janestreet.png differ
diff --git a/yarn.lock b/yarn.lock
index 3e0395e..17e6582 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2616,12 +2616,12 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@types/react-dom@npm:^16.9.8":
-  version: 16.9.10
-  resolution: "@types/react-dom@npm:16.9.10"
+"@types/react-dom@npm:^17.0.0":
+  version: 17.0.0
+  resolution: "@types/react-dom@npm:17.0.0"
   dependencies:
-    "@types/react": ^16
-  checksum: 910dd9894ba67438f8c80e71dc4f2ef1c15e2d62145309679dc3b2c0a6f2c4e5a611566a15174e4a7891f9fb6149f21a0a393488716665ff20f10b1181745964
+    "@types/react": "*"
+  checksum: 7ca9351b6c2523327cd7afe40082a37034898f65e9d86700236682efed910ba7c9cec10e9a3b829aa7b804b18791a28743ce468fcb42e9a788bfc33b84137e45
   languageName: node
   linkType: hard
 
@@ -2637,7 +2637,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@types/react@npm:*":
+"@types/react@npm:*, @types/react@npm:^17.0.0":
   version: 17.0.0
   resolution: "@types/react@npm:17.0.0"
   dependencies:
@@ -2647,16 +2647,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@types/react@npm:^16, @types/react@npm:^16.9.53":
-  version: 16.14.2
-  resolution: "@types/react@npm:16.14.2"
-  dependencies:
-    "@types/prop-types": "*"
-    csstype: ^3.0.2
-  checksum: 41d227d4e9a45b1ad6d80c9b0fe9af003d95d03a0f2f2495a537c36d69541439fcff67edcef241e88c8ab7257377dbe8737d013d3f9b9503b76174165083f7b6
-  languageName: node
-  linkType: hard
-
 "@types/resolve@npm:0.0.8":
   version: 0.0.8
   resolution: "@types/resolve@npm:0.0.8"
@@ -7947,8 +7937,8 @@ fsevents@~2.1.2:
     "@types/jest": ^26.0.16
     "@types/lodash": ^4.14.165
     "@types/node": ^12.0.0
-    "@types/react": ^16.9.53
-    "@types/react-dom": ^16.9.8
+    "@types/react": ^17.0.0
+    "@types/react-dom": ^17.0.0
     "@types/react-map-gl": ^5.2.9
     "@typescript-eslint/eslint-plugin": ^4.9.1
     "@typescript-eslint/parser": ^4.9.1
@@ -7981,7 +7971,7 @@ fsevents@~2.1.2:
     serve: ^11.3.2
     sharp-cli: ^1.14.1
     source-map-explorer: ^2.5.1
-    typescript: ^4.0.3
+    typescript: ^4.1.2
     web-vitals: ^1.0.1
   languageName: unknown
   linkType: soft
@@ -15950,7 +15940,7 @@ resolve@1.18.1:
   languageName: node
   linkType: hard
 
-typescript@^4.0.3:
+typescript@^4.1.2:
   version: 4.1.2
   resolution: "typescript@npm:4.1.2"
   bin:
@@ -15960,7 +15950,7 @@ typescript@^4.0.3:
   languageName: node
   linkType: hard
 
-"typescript@patch:typescript@^4.0.3#builtin<compat/typescript>":
+"typescript@patch:typescript@^4.1.2#builtin<compat/typescript>":
   version: 4.1.2
   resolution: "typescript@patch:typescript@npm%3A4.1.2#builtin<compat/typescript>::version=4.1.2&hash=cc6730"
   bin: