diff --git a/.github/workflows/build-docker.yml b/.github/workflows/build-docker.yml
index eed27f9..0f6dcdc 100644
--- a/.github/workflows/build-docker.yml
+++ b/.github/workflows/build-docker.yml
@@ -111,6 +111,7 @@ jobs:
         with:
           name: ${{ env.artifact }}-docker
           path: katsu/katsu-work/image/*.tar.xz
+          compression-level: 0
 
       #### DOCKER PUSH ######
 
diff --git a/.github/workflows/build-katsu.yml b/.github/workflows/build-katsu.yml
index af6e7c0..79cf804 100644
--- a/.github/workflows/build-katsu.yml
+++ b/.github/workflows/build-katsu.yml
@@ -121,6 +121,7 @@ jobs:
         with:
           name: ${{ env.artifact }}-image
           path: katsu/katsu-work/image/*.img.zst
+          compression-level: 0
 
   live-iso:
     strategy:
@@ -188,6 +189,7 @@ jobs:
         with:
           name: ${{ env.artifact }}-iso
           path: katsu/*.iso
+          compression-level: 0
 
   #### LIVE ISO PUSH ####