diff --git a/tsconfig.json b/tsconfig.json
index 98e3f0b..a971da2 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -19,6 +19,7 @@
     "resolveJsonModule": true,
     "isolatedModules": true,
     "noEmit": true,
+    "noFallthroughCasesInSwitch": true,
     "types": ["@emotion/core", "node"],
     "typeRoots": ["./src/types", "./node_modules/@types", "./node_modules"]
   },