diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index 45b3210..c37bb8e 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -44,7 +44,7 @@ jobs:
       - uses: docker/build-push-action@15560696de535e4014efeff63c48f16952e52dd1 # v6.2.0
         with:
           push: true
-          platforms: linux/amd64,linux/arm64
+          platforms: ${{ matrix.image[2] }}
           tags: ghcr.io/emqx/${{ matrix.image[0] }}:${{ matrix.image[1] }}
           file: ${{ matrix.image[0] }}/Dockerfile
           context: ${{ matrix.image[0] }}
diff --git a/foundationdb/platforms b/foundationdb/platforms
new file mode 100644
index 0000000..303dc7a
--- /dev/null
+++ b/foundationdb/platforms
@@ -0,0 +1 @@
+linux/amd64
diff --git a/generate-matrix.sh b/generate-matrix.sh
index efd3711..0fa55a4 100755
--- a/generate-matrix.sh
+++ b/generate-matrix.sh
@@ -6,7 +6,12 @@ IMGS=''
 
 while read dir; do
     vsn=$(cat "${dir}/vsn")
-    img="[\"$dir\", \"$vsn\"]"
+    if [ -f "${dir}/platforms" ]; then
+        platforms=$(cat "${dir}/platforms")
+    else
+        platforms='linux/amd64,linux/arm64'
+    fi
+    img="[\"$dir\", \"$vsn\", \"$platforms\"]"
     if [ -n "$IMGS" ]; then
         IMGS="${IMGS},${img}"
     else