diff --git a/cmake_targets/tools/build_helper b/cmake_targets/tools/build_helper
index b68aef1e63dd9d090255335ff4130fcf6070072c..5109835c48453cf6f0e3c369bb292afe3c4f271e 100755
--- a/cmake_targets/tools/build_helper
+++ b/cmake_targets/tools/build_helper
@@ -629,6 +629,7 @@ check_install_oai_software() {
 	libtool  \
 	patch \
 	openssl \
+        zlib1bg-dev \
         xxd
 
   elif [[ "$OS_BASEDISTRO" == "fedora" ]]; then
@@ -666,7 +667,8 @@ check_install_oai_software() {
       lapack-devel \
       blas \
       blas-devel \
-      vim-common
+      vim-common \
+      zlib-devel
   fi
 
     install_asn1c_from_source $1
diff --git a/docker/Dockerfile.base.rhel9 b/docker/Dockerfile.base.rhel9
index a56db8e149070fbcbd95333f8c56f210e0496f16..c4c7742650fceed22d4e00795d7dabc5707ce323 100644
--- a/docker/Dockerfile.base.rhel9
+++ b/docker/Dockerfile.base.rhel9
@@ -52,7 +52,6 @@ RUN rm -f /etc/rhsm-host && \
        file \
        psmisc \
        git \
-       zlib-devel \
        # python3-pip and pyyaml are used for conf template generation
        python3-pip && \
     pip3 install --ignore-installed pyyaml && \