diff --git a/automation/build/debian/unstable-arm32-gcc.dockerfile b/automation/build/debian/unstable-arm64v8-arm32-gcc.dockerfile
similarity index 94%
rename from automation/build/debian/unstable-arm32-gcc.dockerfile
rename to automation/build/debian/unstable-arm64v8-arm32-gcc.dockerfile
index b41a57f197..11860425a6 100644
--- a/automation/build/debian/unstable-arm32-gcc.dockerfile
+++ b/automation/build/debian/unstable-arm64v8-arm32-gcc.dockerfile
@@ -1,4 +1,4 @@
-FROM debian:unstable
+FROM arm64v8/debian:unstable
 LABEL maintainer.name="The Xen Project" \
       maintainer.email="xen-devel@lists.xenproject.org"
 
@@ -21,4 +21,3 @@ RUN apt-get update && \
         apt-get autoremove -y && \
         apt-get clean && \
         rm -rf /var/lib/apt/lists* /tmp/* /var/tmp/*
-
diff --git a/automation/gitlab-ci/build.yaml b/automation/gitlab-ci/build.yaml
index a053c5c732..f8e156e0a9 100644
--- a/automation/gitlab-ci/build.yaml
+++ b/automation/gitlab-ci/build.yaml
@@ -123,7 +123,7 @@
   variables:
     XEN_TARGET_ARCH: arm32
   tags:
-    - x86_64
+    - arm64
 
 .arm32-cross-build:
   extends: .arm32-cross-build-tmpl
@@ -542,26 +542,26 @@ alpine-3.12-clang-debug:
 debian-unstable-gcc-arm32:
   extends: .gcc-arm32-cross-build
   variables:
-    CONTAINER: debian:unstable-arm32-gcc
+    CONTAINER: debian:unstable-arm64v8-arm32-gcc
     HYPERVISOR_ONLY: y
 
 debian-unstable-gcc-arm32-debug:
   extends: .gcc-arm32-cross-build-debug
   variables:
-    CONTAINER: debian:unstable-arm32-gcc
+    CONTAINER: debian:unstable-arm64v8-arm32-gcc
     HYPERVISOR_ONLY: y
 
 debian-unstable-gcc-arm32-randconfig:
   extends: .gcc-arm32-cross-build
   variables:
-    CONTAINER: debian:unstable-arm32-gcc
+    CONTAINER: debian:unstable-arm64v8-arm32-gcc
     HYPERVISOR_ONLY: y
     RANDCONFIG: y
 
 debian-unstable-gcc-arm32-debug-randconfig:
   extends: .gcc-arm32-cross-build-debug
   variables:
-    CONTAINER: debian:unstable-arm32-gcc
+    CONTAINER: debian:unstable-arm64v8-arm32-gcc
     HYPERVISOR_ONLY: y
     RANDCONFIG: y