diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9a5097a0af04..36a1215da788 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,10 @@
 
 - "You miss 100 percent of the chances you don't take. — Wayne Gretzky" — Michael Scott
 
+## 5.21.1
+
+- [ember] fix: Make the package public and fix the build by bumping TypeScript to v3.9
+
 ## 5.21.0
 
 - [all] feat: Convert `sentry-javascript` to `ESLint` (#2786)
diff --git a/package.json b/package.json
index cbb8e74d80f6..bbfb33725d21 100644
--- a/package.json
+++ b/package.json
@@ -61,7 +61,7 @@
     "size-limit": "^4.5.5",
     "ts-jest": "^24.0.2",
     "typedoc": "^0.14.2",
-    "typescript": "3.6.5"
+    "typescript": "3.9.7"
   },
   "resolutions": {
     "**/agent-base": "5"
diff --git a/packages/angular/package.json b/packages/angular/package.json
index 18b607a906fe..835181986ee5 100644
--- a/packages/angular/package.json
+++ b/packages/angular/package.json
@@ -31,7 +31,7 @@
     "npm-run-all": "^4.1.2",
     "prettier": "1.17.0",
     "rimraf": "^2.6.3",
-    "typescript": "3.6.5"
+    "typescript": "3.9.7"
   },
   "scripts": {
     "build": "run-p build:es5 build:esm",
diff --git a/packages/apm/package.json b/packages/apm/package.json
index 4804504ab4b1..b4ad7b5a2985 100644
--- a/packages/apm/package.json
+++ b/packages/apm/package.json
@@ -37,7 +37,7 @@
     "rollup-plugin-node-resolve": "^4.2.3",
     "rollup-plugin-terser": "^4.0.4",
     "rollup-plugin-typescript2": "^0.21.0",
-    "typescript": "3.6.5"
+    "typescript": "3.9.7"
   },
   "scripts": {
     "build": "run-p build:es5 build:esm build:bundle",
diff --git a/packages/browser/package.json b/packages/browser/package.json
index 75393f888a29..b378a304fe81 100644
--- a/packages/browser/package.json
+++ b/packages/browser/package.json
@@ -51,7 +51,7 @@
     "rollup-plugin-terser": "^4.0.4",
     "rollup-plugin-typescript2": "^0.21.0",
     "sinon": "^7.3.2",
-    "typescript": "3.6.5",
+    "typescript": "3.9.7",
     "webpack": "^4.30.0"
   },
   "scripts": {
diff --git a/packages/core/package.json b/packages/core/package.json
index d7693b550a6f..a3fc78e91228 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -29,7 +29,7 @@
     "npm-run-all": "^4.1.2",
     "prettier": "1.17.0",
     "rimraf": "^2.6.3",
-    "typescript": "3.6.5"
+    "typescript": "3.9.7"
   },
   "scripts": {
     "build": "run-p build:es5 build:esm",
diff --git a/packages/ember/package.json b/packages/ember/package.json
index c8eec7447b3d..d1b640509968 100644
--- a/packages/ember/package.json
+++ b/packages/ember/package.json
@@ -9,6 +9,9 @@
   "keywords": [
     "ember-addon"
   ],
+  "publishConfig": {
+    "access": "public"
+  },
   "directories": {
     "doc": "doc",
     "test": "tests"
@@ -71,7 +74,7 @@
     "loader.js": "^4.7.0",
     "npm-run-all": "^4.1.5",
     "qunit-dom": "^1.2.0",
-    "typescript": "3.6.5"
+    "typescript": "3.9.7"
   },
   "engines": {
     "node": "10.* || >= 12"
diff --git a/packages/eslint-config-sdk/package.json b/packages/eslint-config-sdk/package.json
index 48b92d679209..633bdf42addc 100644
--- a/packages/eslint-config-sdk/package.json
+++ b/packages/eslint-config-sdk/package.json
@@ -34,7 +34,7 @@
   },
   "devDependencies": {
     "eslint": "7.6.0",
-    "typescript": "3.6.5"
+    "typescript": "3.9.7"
   },
   "scripts": {
     "link:yarn": "yarn link",
diff --git a/packages/eslint-plugin-sdk/package.json b/packages/eslint-plugin-sdk/package.json
index 932c78e5a732..4b0555c6a7e3 100644
--- a/packages/eslint-plugin-sdk/package.json
+++ b/packages/eslint-plugin-sdk/package.json
@@ -24,7 +24,7 @@
   "devDependencies": {
     "mocha": "^6.2.0",
     "prettier": "1.17.0",
-    "typescript": "3.6.5"
+    "typescript": "3.9.7"
   },
   "scripts": {
     "link:yarn": "yarn link",
diff --git a/packages/gatsby/package.json b/packages/gatsby/package.json
index c1f6f53bece5..c7d06aaa185f 100644
--- a/packages/gatsby/package.json
+++ b/packages/gatsby/package.json
@@ -39,7 +39,7 @@
     "npm-run-all": "^4.1.2",
     "prettier": "1.17.0",
     "rimraf": "^2.6.3",
-    "typescript": "3.6.5"
+    "typescript": "3.9.7"
   },
   "scripts": {
     "build": "run-p build:es5 build:esm",
diff --git a/packages/hub/package.json b/packages/hub/package.json
index 3eeb5083615f..95c1abeb3c8d 100644
--- a/packages/hub/package.json
+++ b/packages/hub/package.json
@@ -27,7 +27,7 @@
     "npm-run-all": "^4.1.2",
     "prettier": "1.17.0",
     "rimraf": "^2.6.3",
-    "typescript": "3.6.5"
+    "typescript": "3.9.7"
   },
   "scripts": {
     "build": "run-p build:es5 build:esm",
diff --git a/packages/integrations/package.json b/packages/integrations/package.json
index bb9c2f62637b..c987969f219b 100644
--- a/packages/integrations/package.json
+++ b/packages/integrations/package.json
@@ -33,7 +33,7 @@
     "rollup-plugin-node-resolve": "^4.2.3",
     "rollup-plugin-terser": "^4.0.4",
     "rollup-plugin-typescript2": "^0.21.0",
-    "typescript": "3.6.5"
+    "typescript": "3.9.7"
   },
   "scripts": {
     "build": "run-p build:es5 build:esm build:bundle",
diff --git a/packages/minimal/package.json b/packages/minimal/package.json
index e75c2c3e3ea2..f8f34d4a9e0a 100644
--- a/packages/minimal/package.json
+++ b/packages/minimal/package.json
@@ -27,7 +27,7 @@
     "npm-run-all": "^4.1.2",
     "prettier": "1.17.0",
     "rimraf": "^2.6.3",
-    "typescript": "3.6.5"
+    "typescript": "3.9.7"
   },
   "scripts": {
     "build": "run-p build:es5 build:esm",
diff --git a/packages/node/package.json b/packages/node/package.json
index 557cf7883f34..d6030b12ae26 100644
--- a/packages/node/package.json
+++ b/packages/node/package.json
@@ -38,7 +38,7 @@
     "npm-run-all": "^4.1.2",
     "prettier": "1.17.0",
     "rimraf": "^2.6.3",
-    "typescript": "3.6.5"
+    "typescript": "3.9.7"
   },
   "scripts": {
     "build": "run-p build:es5 build:esm",
diff --git a/packages/react/package.json b/packages/react/package.json
index 5a7056b7954f..b79abd2fe353 100644
--- a/packages/react/package.json
+++ b/packages/react/package.json
@@ -55,7 +55,7 @@
     "react-test-renderer": "^16.13.1",
     "redux": "^4.0.5",
     "rimraf": "^2.6.3",
-    "typescript": "3.6.5"
+    "typescript": "3.9.7"
   },
   "scripts": {
     "build": "run-p build:es5 build:esm",
diff --git a/packages/tracing/package.json b/packages/tracing/package.json
index d9a3b4f4b115..fab5aa6d2be7 100644
--- a/packages/tracing/package.json
+++ b/packages/tracing/package.json
@@ -39,7 +39,7 @@
     "rollup-plugin-node-resolve": "^4.2.3",
     "rollup-plugin-terser": "^4.0.4",
     "rollup-plugin-typescript2": "^0.21.0",
-    "typescript": "3.6.5"
+    "typescript": "3.9.7"
   },
   "scripts": {
     "build": "run-p build:es5 build:esm build:bundle",
diff --git a/packages/types/package.json b/packages/types/package.json
index 51d7c7faca68..b8beb138fc15 100644
--- a/packages/types/package.json
+++ b/packages/types/package.json
@@ -20,7 +20,7 @@
     "eslint": "7.6.0",
     "npm-run-all": "^4.1.2",
     "prettier": "1.17.0",
-    "typescript": "3.6.5"
+    "typescript": "3.9.7"
   },
   "scripts": {
     "build": "run-p build:es5 build:esm",
diff --git a/packages/utils/package.json b/packages/utils/package.json
index 8a1e2a4dedbe..bd602e61d8fb 100644
--- a/packages/utils/package.json
+++ b/packages/utils/package.json
@@ -27,7 +27,7 @@
     "npm-run-all": "^4.1.2",
     "prettier": "1.17.0",
     "rimraf": "^2.6.3",
-    "typescript": "3.6.5"
+    "typescript": "3.9.7"
   },
   "scripts": {
     "build": "run-p build:es5 build:esm",
diff --git a/packages/utils/src/misc.ts b/packages/utils/src/misc.ts
index 551d4ece9e8e..06d4c1ddabcc 100644
--- a/packages/utils/src/misc.ts
+++ b/packages/utils/src/misc.ts
@@ -48,14 +48,14 @@ const fallbackGlobalObject = {};
  *
  * @returns Global scope object
  */
-export function getGlobalObject<T>(): T & SentryGlobal {
+export function getGlobalObject<T>(): T & typeof globalThis & SentryGlobal {
   return (isNodeEnv()
     ? global
     : typeof window !== 'undefined'
     ? window
     : typeof self !== 'undefined'
     ? self
-    : fallbackGlobalObject) as T & SentryGlobal;
+    : fallbackGlobalObject) as T & typeof globalThis & SentryGlobal;
 }
 
 /**
diff --git a/yarn.lock b/yarn.lock
index 19275312f965..506965c19e49 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -18206,10 +18206,10 @@ typescript@3.2.x:
   resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.2.4.tgz#c585cb952912263d915b462726ce244ba510ef3d"
   integrity sha512-0RNDbSdEokBeEAkgNbxJ+BLwSManFy9TeXz8uW+48j/xhEXv1ePME60olyzw2XzUqUBNAYFeJadIqAgNqIACwg==
 
-typescript@3.6.5:
-  version "3.6.5"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.6.5.tgz#dae20114a7b4ff4bd642db9c8c699f2953e8bbdb"
-  integrity sha512-BEjlc0Z06ORZKbtcxGrIvvwYs5hAnuo6TKdNFL55frVDlB+na3z5bsLhFaIxmT+dPWgBIjMo6aNnTOgHHmHgiQ==
+typescript@3.9.7:
+  version "3.9.7"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.9.7.tgz#98d600a5ebdc38f40cb277522f12dc800e9e25fa"
+  integrity sha512-BLbiRkiBzAwsjut4x/dsibSTB6yWpwT5qWmC2OfuCg3GgVQCSgMs4vEctYPhsaGtd0AeuuHMkjZ2h2WG8MSzRw==
 
 ua-parser-js@^0.7.18:
   version "0.7.21"