diff --git a/.dockerignore b/.dockerignore
index 107d813b..6e6480b5 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -5,3 +5,4 @@
 !.build/linux-armv7/
 !.build/linux-arm64/
 !.build/linux-ppc64le/
+!.build/linux-s390x/
diff --git a/Makefile b/Makefile
index 2c109ca7..36119088 100644
--- a/Makefile
+++ b/Makefile
@@ -12,7 +12,7 @@
 # limitations under the License.
 
 # Needs to be defined before including Makefile.common to auto-generate targets
-DOCKER_ARCHS ?= amd64 armv7 arm64 ppc64le
+DOCKER_ARCHS ?= amd64 armv7 arm64 ppc64le s390x
 
 include Makefile.common