diff --git a/packages/components/package.json b/packages/components/package.json
index 61cbee44..6b9d6866 100644
--- a/packages/components/package.json
+++ b/packages/components/package.json
@@ -18,7 +18,7 @@
     "react-scripts": "5.0.0",
     "react-vega": "^7.4.4",
     "tsconfig-paths-webpack-plugin": "^3.5.2",
-    "typescript": "^4.5.5",
+    "typescript": "^4.6.3",
     "vega": "^5.21.0",
     "vega-embed": "^6.20.6",
     "vega-lite": "^5.2.0",
diff --git a/packages/playground/package.json b/packages/playground/package.json
index e9d5a0ae..6f7df937 100644
--- a/packages/playground/package.json
+++ b/packages/playground/package.json
@@ -49,6 +49,6 @@
     "postcss": "^8.4.7",
     "postcss-cli": "^9.1.0",
     "tailwindcss": "^3.0.23",
-    "typescript": "^4.6.2"
+    "typescript": "^4.6.3"
   }
 }
diff --git a/packages/squiggle-lang/package.json b/packages/squiggle-lang/package.json
index a29b311d..3ac19e8a 100644
--- a/packages/squiggle-lang/package.json
+++ b/packages/squiggle-lang/package.json
@@ -36,7 +36,7 @@
     "moduleserve": "0.9.1",
     "ts-jest": "^27.1.4",
     "ts-loader": "^9.2.8",
-    "typescript": "^4.5.5",
+    "typescript": "^4.6.3",
     "webpack": "^5.70.0",
     "webpack-cli": "^4.9.2"
   },
diff --git a/yarn.lock b/yarn.lock
index 7bffca73..bc0755f3 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -18132,10 +18132,10 @@ typedarray@^0.0.6:
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
   integrity sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c=
 
-typescript@^4.5.5, typescript@^4.6.2:
-  version "4.6.2"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.6.2.tgz#fe12d2727b708f4eef40f51598b3398baa9611d4"
-  integrity sha512-HM/hFigTBHZhLXshn9sN37H085+hQGeJHJ/X7LpBWLID/fbc2acUMfU+lGD98X81sKP+pFa9f0DZmCwB9GnbAg==
+typescript@^4.6.3:
+  version "4.6.3"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.6.3.tgz#eefeafa6afdd31d725584c67a0eaba80f6fc6c6c"
+  integrity sha512-yNIatDa5iaofVozS/uQJEl3JRWLKKGJKh6Yaiv0GLGSuhpFJe7P3SbHZ8/yjAHRQwKRoA6YZqlfjXWmVzoVSMw==
 
 ua-parser-js@^0.7.30:
   version "0.7.31"