diff --git a/.github/workflows/deploy-staging-drafts.yml b/.github/workflows/deploy-staging-drafts.yml
index 0c5be9221..47f64b84d 100644
--- a/.github/workflows/deploy-staging-drafts.yml
+++ b/.github/workflows/deploy-staging-drafts.yml
@@ -37,6 +37,7 @@ jobs:
           cat data/gitinfo.yml
       - name: Build Hugo Site
         run: |
+          hugo mod get
           hugo   --minify --buildDrafts --environment stagingdrafts
       # https://github.com/peaceiris/actions-gh-pages
       - name: Deploy to Staging Drafts on Github Pages
diff --git a/.github/workflows/deploy-staging.yml b/.github/workflows/deploy-staging.yml
index 80cde35fe..01686e3f1 100644
--- a/.github/workflows/deploy-staging.yml
+++ b/.github/workflows/deploy-staging.yml
@@ -30,6 +30,7 @@ jobs:
         run: bin/hugo_deployment/gitversion.sh ${{ github.ref }} ${{ github.sha }} "${{ github.workflow }}"
       - name: Build Hugo Site
         run: |
+          hugo mod get
           hugo   --minify --environment staging
       # https://github.com/peaceiris/actions-gh-pages
       - name: Deploy to Staging on Github Pages
diff --git a/.gitmodules b/.gitmodules
index 0848e2648..0eae8aaa3 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,6 +1,3 @@
 [submodule "themes/greenpage"]
 	path = themes/greenpage
 	url = git@github.com:progwebtec/greenpage-theme.git
-[submodule "classes-module"]
-	path = classes-module
-	url = git@github.com:progwebtec/classes-module.git
diff --git a/classes-module b/classes-module
deleted file mode 160000
index b12d54a7f..000000000
--- a/classes-module
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit b12d54a7f6b4d0f0b53834870cadb086162e9ccb
diff --git a/config/_default/hugo.toml b/config/_default/hugo.toml
index 8d19a6425..cff34b2dd 100644
--- a/config/_default/hugo.toml
+++ b/config/_default/hugo.toml
@@ -14,8 +14,7 @@ staticDir2 = ['static-snippets']
     source = "node_modules/bootstrap/dist/js/bootstrap.bundle.min.js"
     target = "assets/js/bootstrap.bundle.min.js"
   [[module.imports]]
-    path = '../classes-module'
-    #path = 'github.com/progwebtec/courses-module'
+    path = 'github.com/progwebtec/classes-module'
     disabled = false
 
   [[module.imports.mounts]]
diff --git a/config/development/hugo.toml b/config/development/hugo.toml
index 9a218e583..f94276123 100644
--- a/config/development/hugo.toml
+++ b/config/development/hugo.toml
@@ -1,2 +1,5 @@
 #baseURL = 'https://localhost:4242/~kleinen/'
 #baseURL = 'https://localhost:4242/'
+
+[module]
+  replacements = 'github.com/progwebtec/classes-module -> ../../classes-module'