diff --git a/Dockerfile.gitlab-operator-build-base b/Dockerfile.gitlab-operator-build-base
index cae314d..40c908b 100644
--- a/Dockerfile.gitlab-operator-build-base
+++ b/Dockerfile.gitlab-operator-build-base
@@ -33,7 +33,7 @@ ARG HELM_VERSION=3.5.2
 ARG OPERATORSDK_VERSION=1.13.0
 ARG OPM_VERSION=1.19.0
 
-RUN apk add --no-cache podman curl make gcc musl-dev git bash coreutils
+RUN apk add --no-cache podman buildah curl make gcc musl-dev git bash coreutils
 RUN go get -u \
         github.com/onsi/ginkgo/ginkgo \
         golang.org/x/lint/golint