diff --git a/bindings/matrix-sdk-crypto-js/package.json b/bindings/matrix-sdk-crypto-js/package.json
index dccfd6c37..9040d25e2 100644
--- a/bindings/matrix-sdk-crypto-js/package.json
+++ b/bindings/matrix-sdk-crypto-js/package.json
@@ -32,6 +32,7 @@
         "jest": "^28.1.0",
         "prettier": "^2.8.3",
         "typedoc": "^0.22.17",
+        "typescript": "4.7",
         "wasm-pack": "^0.10.2",
         "yargs-parser": "~21.0.1"
     },