diff --git a/package-lock.json b/package-lock.json
index 76747746..df2f6d83 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -46,7 +46,7 @@
         "ts-node": "^10.4.0",
         "ts-node-dev": "^1.1.8",
         "tslint": "^6.1.3",
-        "typescript": "^3.9.10"
+        "typescript": "^4.6.3"
       },
       "engines": {
         "node": ">=16"
@@ -1593,6 +1593,19 @@
         "typescript": ">=2.3.0-dev || >=2.4.0-dev || >=2.5.0-dev || >=2.6.0-dev || >=2.7.0-dev || >=2.8.0-dev || >=2.9.0-dev || >=3.0.0-dev || >= 3.1.0-dev || >= 3.2.0-dev"
       }
     },
+    "node_modules/@relaycorp/shared-config/node_modules/tslint-immutable": {
+      "version": "6.0.1",
+      "resolved": "https://registry.npmjs.org/tslint-immutable/-/tslint-immutable-6.0.1.tgz",
+      "integrity": "sha512-3GQ6HffN64gLmT/N1YzyVMqyf6uBjMvhNaevK8B0K01/QC0OU5AQZrH4TjMHo1IdG3JpqsZvuRy9IW1LA3zjwA==",
+      "dev": true,
+      "dependencies": {
+        "tsutils": "^2.28.0 || ^3.0.0"
+      },
+      "peerDependencies": {
+        "tslint": "^5.8.0",
+        "typescript": "^2.8.0 || ^3.0.0"
+      }
+    },
     "node_modules/@relaycorp/shared-config/node_modules/tslint/node_modules/semver": {
       "version": "5.7.1",
       "resolved": "https://registry.npmjs.org/semver/-/semver-5.7.1.tgz",
@@ -1602,6 +1615,20 @@
         "semver": "bin/semver"
       }
     },
+    "node_modules/@relaycorp/shared-config/node_modules/typescript": {
+      "version": "3.9.10",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.9.10.tgz",
+      "integrity": "sha512-w6fIxVE/H1PkLKcCPsFqKE7Kv7QUwhU8qQY2MueZXWx5cPZdwFupLgKK3vntcK98BtNHZtAF4LA/yl2a7k8R6Q==",
+      "dev": true,
+      "peer": true,
+      "bin": {
+        "tsc": "bin/tsc",
+        "tsserver": "bin/tsserver"
+      },
+      "engines": {
+        "node": ">=4.2.0"
+      }
+    },
     "node_modules/@semantic-release/commit-analyzer": {
       "version": "8.0.1",
       "resolved": "https://registry.npmjs.org/@semantic-release/commit-analyzer/-/commit-analyzer-8.0.1.tgz",
@@ -17167,19 +17194,6 @@
         "node": ">=4.0.0"
       }
     },
-    "node_modules/tslint-immutable": {
-      "version": "6.0.1",
-      "resolved": "https://registry.npmjs.org/tslint-immutable/-/tslint-immutable-6.0.1.tgz",
-      "integrity": "sha512-3GQ6HffN64gLmT/N1YzyVMqyf6uBjMvhNaevK8B0K01/QC0OU5AQZrH4TjMHo1IdG3JpqsZvuRy9IW1LA3zjwA==",
-      "dev": true,
-      "dependencies": {
-        "tsutils": "^2.28.0 || ^3.0.0"
-      },
-      "peerDependencies": {
-        "tslint": "^5.8.0",
-        "typescript": "^2.8.0 || ^3.0.0"
-      }
-    },
     "node_modules/tsutils": {
       "version": "2.29.0",
       "resolved": "https://registry.npmjs.org/tsutils/-/tsutils-2.29.0.tgz",
@@ -17248,9 +17262,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "3.9.10",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.9.10.tgz",
-      "integrity": "sha512-w6fIxVE/H1PkLKcCPsFqKE7Kv7QUwhU8qQY2MueZXWx5cPZdwFupLgKK3vntcK98BtNHZtAF4LA/yl2a7k8R6Q==",
+      "version": "4.6.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.6.3.tgz",
+      "integrity": "sha512-yNIatDa5iaofVozS/uQJEl3JRWLKKGJKh6Yaiv0GLGSuhpFJe7P3SbHZ8/yjAHRQwKRoA6YZqlfjXWmVzoVSMw==",
       "dev": true,
       "bin": {
         "tsc": "bin/tsc",
@@ -19255,6 +19269,22 @@
               "dev": true
             }
           }
+        },
+        "tslint-immutable": {
+          "version": "6.0.1",
+          "resolved": "https://registry.npmjs.org/tslint-immutable/-/tslint-immutable-6.0.1.tgz",
+          "integrity": "sha512-3GQ6HffN64gLmT/N1YzyVMqyf6uBjMvhNaevK8B0K01/QC0OU5AQZrH4TjMHo1IdG3JpqsZvuRy9IW1LA3zjwA==",
+          "dev": true,
+          "requires": {
+            "tsutils": "^2.28.0 || ^3.0.0"
+          }
+        },
+        "typescript": {
+          "version": "3.9.10",
+          "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.9.10.tgz",
+          "integrity": "sha512-w6fIxVE/H1PkLKcCPsFqKE7Kv7QUwhU8qQY2MueZXWx5cPZdwFupLgKK3vntcK98BtNHZtAF4LA/yl2a7k8R6Q==",
+          "dev": true,
+          "peer": true
         }
       }
     },
@@ -31339,15 +31369,6 @@
       "integrity": "sha512-xPw9PgNPLG3iKRxmK7DWr+Ea/SzrvfHtjFt5LBl61gk2UBG/DB9kCXRjv+xyIU1rUtnayLeMUVJBcMX8Z17nDg==",
       "dev": true
     },
-    "tslint-immutable": {
-      "version": "6.0.1",
-      "resolved": "https://registry.npmjs.org/tslint-immutable/-/tslint-immutable-6.0.1.tgz",
-      "integrity": "sha512-3GQ6HffN64gLmT/N1YzyVMqyf6uBjMvhNaevK8B0K01/QC0OU5AQZrH4TjMHo1IdG3JpqsZvuRy9IW1LA3zjwA==",
-      "dev": true,
-      "requires": {
-        "tsutils": "^2.28.0 || ^3.0.0"
-      }
-    },
     "tsutils": {
       "version": "2.29.0",
       "resolved": "https://registry.npmjs.org/tsutils/-/tsutils-2.29.0.tgz",
@@ -31398,9 +31419,9 @@
       }
     },
     "typescript": {
-      "version": "3.9.10",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.9.10.tgz",
-      "integrity": "sha512-w6fIxVE/H1PkLKcCPsFqKE7Kv7QUwhU8qQY2MueZXWx5cPZdwFupLgKK3vntcK98BtNHZtAF4LA/yl2a7k8R6Q==",
+      "version": "4.6.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.6.3.tgz",
+      "integrity": "sha512-yNIatDa5iaofVozS/uQJEl3JRWLKKGJKh6Yaiv0GLGSuhpFJe7P3SbHZ8/yjAHRQwKRoA6YZqlfjXWmVzoVSMw==",
       "dev": true
     },
     "uglify-js": {
diff --git a/package.json b/package.json
index 7df4171f..d835b0f1 100644
--- a/package.json
+++ b/package.json
@@ -48,7 +48,7 @@
     "ts-node": "^10.4.0",
     "ts-node-dev": "^1.1.8",
     "tslint": "^6.1.3",
-    "typescript": "^3.9.10"
+    "typescript": "^4.6.3"
   },
   "prettier": "@relaycorp/shared-config/.prettierrc.json",
   "repository": {