diff --git a/ui/tsconfig.json b/ui/tsconfig.json
index efa71687d..957b1dd39 100644
--- a/ui/tsconfig.json
+++ b/ui/tsconfig.json
@@ -7,6 +7,7 @@
     "outDir": "./types",
     "rootDir": "./src",
     "strict": true,
+    "strictNullChecks": true,
     "skipLibCheck": true,
     "noUnusedLocals": true,
     "noUnusedParameters": true,