diff --git a/_config b/_config
index 9850a04..e0e53bf 100644
--- a/_config
+++ b/_config
@@ -207,16 +207,19 @@ Macros:
 
 %if 0%{?_is_in_project}
 Substitute: kiwi-image:docker python3-kiwi kiwi-systemdeps-containers container-build-checks-vendor-openSUSE container-build-checks-strict
-Substitute: system-packages:docker kmod kernel-default dummy-release docker createrepo_c container-build-checks-vendor-openSUSE container-build-checks-strict skopeo umoci
+Substitute: system-packages:docker kmod kernel-default docker createrepo_c container-build-checks-vendor-openSUSE container-build-checks-strict skopeo umoci
 Substitute: system-packages:podman podman buildah createrepo_c release-compare container-build-checks-vendor-openSUSE container-build-checks-strict skopeo umoci
 %else
 # That ignore seems not to make sense - we only inject -strict based on specific projects already
 Ignore: container-build-checks-strict
 Substitute: kiwi-image:docker python3-kiwi kiwi-systemdeps-containers container-build-checks-vendor-SUSE
-Substitute: system-packages:docker kmod kernel-default dummy-release docker createrepo_c container-build-checks-vendor-SUSE skopeo umoci
+Substitute: system-packages:docker kmod kernel-default docker createrepo_c container-build-checks-vendor-SUSE skopeo umoci
 Substitute: system-packages:podman podman buildah createrepo_c release-compare container-build-checks-vendor-SUSE skopeo umoci
 %endif
 
+# conflict of provider of docker-stable with docker, docker-stable-buildx with docker-buildx
+Prefer: -docker-stable -docker-stable-buildx
+
 # %if "%_project" == "openSUSE:Leap:16.0"
 # BuildFlags: excludebuild:openh264
 # %endif