diff --git a/packages/firebase/.gitignore b/packages/firebase/.gitignore
index 8bda5ffc95e..ccb614b6e4d 100644
--- a/packages/firebase/.gitignore
+++ b/packages/firebase/.gitignore
@@ -2,3 +2,4 @@
 /firebase*.map
 /firebase*.gz
 /firebase*.tgz
+*/*.d.ts
diff --git a/packages/firebase/tsconfig.json b/packages/firebase/tsconfig.json
index e557fdf8668..4079e6112f8 100644
--- a/packages/firebase/tsconfig.json
+++ b/packages/firebase/tsconfig.json
@@ -2,7 +2,6 @@
   "extends": "../../config/tsconfig.base.json",
   "compilerOptions": {
     "outDir": "dist",
-    "declaration": false
   },
   "exclude": [
     "dist/**/*"