diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 97163c33..135b5caf 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -63,7 +63,7 @@ jobs:
           ruby-version: ${{ matrix.cfg.ruby }}
       - name: Update rubygems and install gems
         run: |
-          bundle config set without development
+          bundle config set with integration
           ${{ matrix.cfg.extra }}
           bundle install --jobs 4 --retry 3
 
diff --git a/.github/workflows/nightly.yml b/.github/workflows/nightly.yml
index b69d1179..498fa706 100644
--- a/.github/workflows/nightly.yml
+++ b/.github/workflows/nightly.yml
@@ -1,8 +1,13 @@
 name: "nightly"
 
 on:
-  schedule:
-    - cron: "0 0 * * *"
+#   schedule:
+#     - cron: "0 0 * * *"
+  pull_request:
+    branches:
+      - "maint-fix-nightlies"
+  workflow_dispatch:
+     
 
 jobs:
   linux_tests:
@@ -63,7 +68,7 @@ jobs:
         run: |
           bundle config set without development
           ${{ matrix.cfg.extra }}
-          bundle install --jobs 4 --retry 3
+          bundle install --jobs 4 --retry 3 --with integration
 
       - name: Rubocop
         run: |
diff --git a/Gemfile b/Gemfile
index d9c2169b..b091ef62 100644
--- a/Gemfile
+++ b/Gemfile
@@ -36,6 +36,8 @@ end
 group :integration do
   # Pin due to an issue with FFI, Windows, and Facter. See FACT-3434
   gem 'ffi', '1.15.5'
+  gem 'nkf', '=0.1.2'
+
 end
 
 # Find a location or specific version for a gem. place_or_version can be a