diff --git a/.github/workflows/update_apps.yml b/.github/workflows/update_apps.yml
index efcae4e0fc..331db389c0 100644
--- a/.github/workflows/update_apps.yml
+++ b/.github/workflows/update_apps.yml
@@ -124,14 +124,6 @@ jobs:
     strategy:
       matrix:
         include:
-          - os: buster
-            arch: armhf
-            image: https://downloads.raspberrypi.org/raspios_oldstable_armhf/images/raspios_oldstable_armhf-2023-05-03/2023-05-03-raspios-buster-armhf.img.xz
-            cache: yes
-          - os: buster
-            arch: arm64
-            image: https://downloads.raspberrypi.org/raspios_arm64/images/raspios_arm64-2021-05-28/2021-05-07-raspios-buster-arm64.zip
-            cache: yes
           - os: bullseye
             arch: armhf
             image: https://downloads.raspberrypi.org/raspios_armhf/images/raspios_armhf-2023-05-03/2023-05-03-raspios-bullseye-armhf.img.xz
@@ -150,14 +142,10 @@ jobs:
             cache: yes
     name: Testing on ${{ matrix.os }} - ${{ matrix.arch }}
     outputs:
-      FAILED_UPDATE_APPS_buster_armhf: ${{ steps.failed.outputs.FAILED_UPDATE_APPS_buster_armhf || '' }}
-      FAILED_UPDATE_APPS_buster_arm64: ${{ steps.failed.outputs.FAILED_UPDATE_APPS_buster_arm64 || '' }}
       FAILED_UPDATE_APPS_bullseye_armhf: ${{ steps.failed.outputs.FAILED_UPDATE_APPS_bullseye_armhf || '' }}
       FAILED_UPDATE_APPS_bullseye_arm64: ${{ steps.failed.outputs.FAILED_UPDATE_APPS_bullseye_arm64 || '' }}
       FAILED_UPDATE_APPS_bookworm_armhf: ${{ steps.failed.outputs.FAILED_UPDATE_APPS_bookworm_armhf || '' }}
       FAILED_UPDATE_APPS_bookworm_arm64: ${{ steps.failed.outputs.FAILED_UPDATE_APPS_bookworm_arm64 || '' }}
-      UPDATED_APPS_buster_armhf: ${{ steps.updated.outputs.UPDATED_APPS_buster_armhf || '' }}
-      UPDATED_APPS_buster_arm64: ${{ steps.updated.outputs.UPDATED_APPS_buster_arm64 || '' }}
       UPDATED_APPS_bullseye_armhf: ${{ steps.updated.outputs.UPDATED_APPS_bullseye_armhf || '' }}
       UPDATED_APPS_bullseye_arm64: ${{ steps.updated.outputs.UPDATED_APPS_bullseye_arm64 || '' }}
       UPDATED_APPS_bookworm_armhf: ${{ steps.updated.outputs.UPDATED_APPS_bookworm_armhf || '' }}
@@ -332,7 +320,7 @@ jobs:
 
       - name: Revert failed apps and generate list
         run: |
-          ALL_FAILED_APPS="${{needs.test-updated-apps.outputs.FAILED_UPDATE_APPS_buster_armhf}}"$'\n'"${{needs.test-updated-apps.outputs.FAILED_UPDATE_APPS_buster_arm64}}"$'\n'"${{needs.test-updated-apps.outputs.FAILED_UPDATE_APPS_bullseye_armhf}}"$'\n'"${{needs.test-updated-apps.outputs.FAILED_UPDATE_APPS_bullseye_arm64}}"$'\n'"${{needs.test-updated-apps.outputs.FAILED_UPDATE_APPS_bookworm_armhf}}"$'\n'"${{needs.test-updated-apps.outputs.FAILED_UPDATE_APPS_bookworm_arm64}}"
+          ALL_FAILED_APPS="${{needs.test-updated-apps.outputs.FAILED_UPDATE_APPS_bullseye_armhf}}"$'\n'"${{needs.test-updated-apps.outputs.FAILED_UPDATE_APPS_bullseye_arm64}}"$'\n'"${{needs.test-updated-apps.outputs.FAILED_UPDATE_APPS_bookworm_armhf}}"$'\n'"${{needs.test-updated-apps.outputs.FAILED_UPDATE_APPS_bookworm_arm64}}"
           ALL_FAILED_APPS="$(echo "$ALL_FAILED_APPS" | sort -u | awk NF)"
           echo "ALL_FAILED_APPS<<EOF" >> $GITHUB_ENV
           echo "$ALL_FAILED_APPS" >> $GITHUB_ENV
@@ -343,12 +331,6 @@ jobs:
             git checkout -- "apps/$app"
             error_string+='![badge-error][badge-error]'" Failed to install $app on "
 
-            if echo "${{needs.test-updated-apps.outputs.FAILED_UPDATE_APPS_buster_armhf}}" | grep -Fxq "$app"; then
-              error_string+="buster armhf, "
-            fi
-            if echo "${{needs.test-updated-apps.outputs.FAILED_UPDATE_APPS_buster_arm64}}" | grep -Fxq "$app"; then
-              error_string+="buster arm64, "
-            fi
             if echo "${{needs.test-updated-apps.outputs.FAILED_UPDATE_APPS_bullseye_armhf}}" | grep -Fxq "$app"; then
               error_string+="bullseye armhf, "
             fi
@@ -379,7 +361,7 @@ jobs:
             grep -ve "$(echo "$1" | sed -z 's/\n/\-\n/g' | sed 's/^/- /g')"
             true
           }
-          ALL_UPDATED_APPS="${{needs.test-updated-apps.outputs.UPDATED_APPS_buster_armhf}}"$'\n'"${{needs.test-updated-apps.outputs.UPDATED_APPS_buster_arm64}}"$'\n'"${{needs.test-updated-apps.outputs.UPDATED_APPS_bullseye_armhf}}"$'\n'"${{needs.test-updated-apps.outputs.UPDATED_APPS_bullseye_arm64}}"$'\n'"${{needs.test-updated-apps.outputs.UPDATED_APPS_bookworm_armhf}}"$'\n'"${{needs.test-updated-apps.outputs.UPDATED_APPS_bookworm_arm64}}"
+          ALL_UPDATED_APPS="${{needs.test-updated-apps.outputs.UPDATED_APPS_bullseye_armhf}}"$'\n'"${{needs.test-updated-apps.outputs.UPDATED_APPS_bullseye_arm64}}"$'\n'"${{needs.test-updated-apps.outputs.UPDATED_APPS_bookworm_armhf}}"$'\n'"${{needs.test-updated-apps.outputs.UPDATED_APPS_bookworm_arm64}}"
           ALL_UPDATED_APPS="$(echo "$ALL_UPDATED_APPS" | sort -u | awk NF)"
           [ ! -z "$ALL_UPDATED_APPS" ] && ALL_UPDATED_APPS="$(echo "$ALL_UPDATED_APPS" | list_subtract "$ALL_FAILED_APPS")"
           echo "ALL_UPDATED_APPS<<EOF" >> $GITHUB_ENV