diff --git a/mmv1/products/firebase/terraform.yaml b/mmv1/products/firebase/terraform.yaml
index f61ece4f4148..4974c8c898ce 100644
--- a/mmv1/products/firebase/terraform.yaml
+++ b/mmv1/products/firebase/terraform.yaml
@@ -53,7 +53,7 @@ overrides: !ruby/object:Overrides::ResourceOverrides
         test_env_vars:
           org_id: :ORG_ID
         test_vars_overrides:
-          display_name: "tf-test Display Name Basic"
+          display_name: '"tf-test Display Name Basic"'
         ignore_read_extra:
           - project
           - deletion_policy
@@ -85,7 +85,7 @@ overrides: !ruby/object:Overrides::ResourceOverrides
           project_id: :PROJECT_NAME
         test_vars_overrides:
           package_name: '"android.package.app" + randString(t, 4)'
-          display_name: "tf-test Display Name Basic"
+          display_name: '"tf-test Display Name Basic"'
         ignore_read_extra:
           - project
           - deletion_policy
@@ -117,7 +117,7 @@ overrides: !ruby/object:Overrides::ResourceOverrides
           org_id: :ORG_ID
           project_id: :PROJECT_NAME
         test_vars_overrides:
-          display_name: "tf-test Display Name Basic"
+          display_name: '"tf-test Display Name Basic"'
       - !ruby/object:Provider::Terraform::Examples
         name: "firebase_apple_app_full"
         min_version: "beta"
@@ -133,7 +133,7 @@ overrides: !ruby/object:Overrides::ResourceOverrides
         test_vars_overrides:
           app_store_id: "12345"
           team_id: "9987654321"
-          display_name: "tf-test Display Name Full"
+          display_name: '"tf-test Display Name Full"'
         ignore_read_extra:
           - project
           - deletion_policy
diff --git a/mmv1/products/firebasehosting/terraform.yaml b/mmv1/products/firebasehosting/terraform.yaml
index 714e7beff096..d83f94f4c67e 100644
--- a/mmv1/products/firebasehosting/terraform.yaml
+++ b/mmv1/products/firebasehosting/terraform.yaml
@@ -34,7 +34,7 @@ overrides: !ruby/object:Overrides::ResourceOverrides
         test_env_vars:
           project_id: :PROJECT_NAME
         test_vars_overrides:
-          display_name: "tf-test Test web app for Firebase Hosting"
+          display_name: '"tf-test Test web app for Firebase Hosting"'
   Channel: !ruby/object:Overrides::Terraform::ResourceOverride
     import_format: ['sites/{{site_id}}/channels/{{channel_id}}']
     properties: