diff --git a/.github/workflows/build_and_test.yml b/.github/workflows/build_and_test.yml
index bfd39cf..e606d84 100644
--- a/.github/workflows/build_and_test.yml
+++ b/.github/workflows/build_and_test.yml
@@ -174,7 +174,16 @@ jobs:
 
       - name: Set environments
         run: |
-          PLATFORMS="`docker manifest inspect ${{ env.BASE_IMAGE }} | jq -r '.manifests[] | "\(.platform.os)/\(.platform.architecture)"' | sort -u | paste -sd ','`"
+          # mips64 seems to be broken at the moment...
+          if [ "${{ env.BASE_IMAGE }}" = "debian:sid-slim" ]
+          then
+            FILT="grep -v mips64le"
+          else
+            FILT="cat"
+          fi
+          PLATFORMS="`docker manifest inspect ${{ env.BASE_IMAGE }} | \
+           jq -r '.manifests[] | "\(.platform.os)/\(.platform.architecture)"' | \
+           sort -u | ${FILT} | paste -sd ','`"
           echo "PLATFORMS=${PLATFORMS}" >> $GITHUB_ENV
           GIT_BRANCH="${GITHUB_HEAD_REF:-${GITHUB_REF#refs/heads/}}"
           GIT_BRANCH="${GIT_BRANCH#refs/tags/}"