diff --git a/.github/workflows/maven.yaml b/.github/workflows/maven.yaml
index f43865c6d2..f29a4d802d 100644
--- a/.github/workflows/maven.yaml
+++ b/.github/workflows/maven.yaml
@@ -16,6 +16,9 @@ jobs:
       - name: checkout project
         uses: actions/checkout@v2
 
+      - name: free disk space
+        uses: jlumbroso/free-disk-space@main
+
       - name: set env variables
         uses: ./.github/workflows/composites/env-variables
 
@@ -111,6 +114,9 @@ jobs:
       - name: checkout project
         uses: actions/checkout@v2
 
+      - name: free disk space
+        uses: jlumbroso/free-disk-space@main
+
       - name: set env variables
         uses: ./.github/workflows/composites/env-variables