diff --git a/types/node-xlsx/tsconfig.json b/types/node-xlsx/tsconfig.json
index 355898caaf..168c454276 100644
--- a/types/node-xlsx/tsconfig.json
+++ b/types/node-xlsx/tsconfig.json
@@ -13,7 +13,8 @@
         ],
         "types": [],
         "noEmit": true,
-        "forceConsistentCasingInFileNames": true
+        "forceConsistentCasingInFileNames": true,
+        "strictFunctionTypes": false
     },
     "files": [
         "index.d.ts",