diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 562092c..7007734 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -20,7 +20,7 @@ jobs:
         uses: actions/checkout@v2
 
       - name: Install Guix
-        uses: PromyLOPh/guix-install-action@v1
+        uses: PromyLOPh/guix-install-action@v1.5
 
       - name: Build ISO
         run: |