diff --git a/docker/rpmbuild/Dockerfile.rpmbuild9 b/docker/rpmbuild/Dockerfile.rpmbuild9
index 16d7a08..b564922 100644
--- a/docker/rpmbuild/Dockerfile.rpmbuild9
+++ b/docker/rpmbuild/Dockerfile.rpmbuild9
@@ -11,7 +11,7 @@ RUN yum install -y yum-utils epel-release && \
 	yum install -y tar wget git tree gcc gcc-c++ \
 		sudo net-tools make cmake zstd libzstd chkconfig \
 		bash coreutils diffutils patch ca-certificates \
-		rpm-build rpm-devel rpmlint rpmdevtools \
+		rpm-build rpm-devel rpmlint rpmdevtools ncurses which procps \
 		asciidoc audit-libs-devel binutils-devel flex \
 		libcap-devel newt-devel pciutils-devel perl-generators \
 		python3 python3-devel python3-docutils rsync xmlto bc bison \