diff --git a/.gitea/workflows/build_nightly.yaml b/.gitea/workflows/build_nightly.yaml
index 2d55905..44b9dba 100644
--- a/.gitea/workflows/build_nightly.yaml
+++ b/.gitea/workflows/build_nightly.yaml
@@ -19,6 +19,8 @@ jobs:
     steps:
     - name: checkout
       uses: actions/checkout@v5
+    - name: install 7zip
+      run: apt-get update && apt-get install -y p7zip-full
     - name: export game
       id: export
       uses: firebelley/godot-export@v8.0.0