diff --git a/.github/workflows/common.yml b/.github/workflows/common.yml
index 15157a2f..40993ddc 100644
--- a/.github/workflows/common.yml
+++ b/.github/workflows/common.yml
@@ -85,6 +85,9 @@ jobs:
       # CUSTOM_COMPILER_SRC:      'https://github.com/ocaml/ocaml/archive/refs/pull/12345/head.tar.gz'
 
     runs-on: ${{ inputs.runs_on }}
+    container:
+      image: debian:12
+      options: --platform linux/i386 --user root
 
     timeout-minutes: ${{ inputs.timeout }}
 
diff --git a/.github/workflows/linux-520-32bit.yml b/.github/workflows/linux-520-32bit.yml
index 7f7ff3bb..67d26cca 100644
--- a/.github/workflows/linux-520-32bit.yml
+++ b/.github/workflows/linux-520-32bit.yml
@@ -13,6 +13,3 @@ jobs:
       dune_profile: 'debug-runtime'
       runparam: 's=4096,o=20,v=0,V=1'
       timeout: 240
-    container:
-      image: debian:12
-      options: --platform linux/i386 --user root
diff --git a/.github/workflows/linux-530-trunk-32bit.yml b/.github/workflows/linux-530-trunk-32bit.yml
index 605b36b7..094cdf51 100644
--- a/.github/workflows/linux-530-trunk-32bit.yml
+++ b/.github/workflows/linux-530-trunk-32bit.yml
@@ -14,6 +14,3 @@ jobs:
       dune_profile: 'debug-runtime'
       runparam: 's=4096,o=20,v=0,V=1'
       timeout: 240
-    container:
-      image: debian:12
-      options: --platform linux/i386 --user root