diff --git a/tools/test-setup.sh b/tools/test-setup.sh
index b9c16af..9075f99 100755
--- a/tools/test-setup.sh
+++ b/tools/test-setup.sh
@@ -5,16 +5,6 @@
 
 # Install liberasurecode-devel for CentOS from RDO repository.
 
-function is_rhel7 {
-    [ -f /usr/bin/yum ] && \
-        cat /etc/*release | grep -q -e "Red Hat" -e "CentOS" -e "CloudLinux" && \
-        cat /etc/*release | grep -q 'release 7'
-}
-function is_rhel8 {
-    [ -f /usr/bin/dnf ] && \
-        cat /etc/*release | grep -q -e "Red Hat" -e "CentOS" -e "CloudLinux" && \
-        cat /etc/*release | grep -q 'release 8'
-}
 function is_rhel9 {
     [ -f /usr/bin/dnf ] && \
         cat /etc/*release | grep -q -e "Red Hat" -e "CentOS" -e "CloudLinux" && \
@@ -22,22 +12,6 @@ function is_rhel9 {
 }
 
 
-if is_rhel7; then
-    # Install CentOS OpenStack repos so that we have access to some extra
-    # packages.
-    sudo yum install -y centos-release-openstack-train
-    # Now that RDO repositories are enabled, install missing
-    # packages.
-    sudo yum install -y liberasurecode-devel
-fi
-
-if is_rhel8; then
-    # Install CentOS OpenStack repos so that we have access to some extra
-    # packages.
-    sudo dnf install -y centos-release-openstack-ussuri
-    sudo dnf install -y liberasurecode-devel
-fi
-
 if is_rhel9; then
     # Install CentOS OpenStack repos so that we have access to some extra
     # packages.