diff --git a/tests/scripts/run_tests.sh b/tests/scripts/run_tests.sh
index 5e130a3..8106eaf 100755
--- a/tests/scripts/run_tests.sh
+++ b/tests/scripts/run_tests.sh
@@ -6,11 +6,16 @@ if [ ! -e /usr/share/lorax/templates.d/80-rhel/ ]; then
     exit 1
 fi
 
-# Gather up the list of system repo files and use them for lorax
-# Skip fedora.repo
-REPOS=$(find /etc/yum.repos.d/ -maxdepth 1 -type f -name '*\.repo' ! -name 'fedora.repo' -exec echo -n "--repo {} " \;)
+# NOTE: This must be able to run both on the Zuul using centos repos and on osci gating using rhel
+# so filter for the list of allowed repos
+REPODIR="/etc/yum.repos.d"
+REPOFILES="rhel.repo centos.repo test-artifacts.repo"
+REPOS=""
+for r in $REPOFILES; do
+    [ -e "$REPODIR/$r" ] && REPOS+="--repo $REPODIR/$r "
+done
 if [ -z "$REPOS" ]; then
-    echo "No system repos found"
+    echo "No repos ($REPOFILES) found in $REPODIR"
     exit 1
 fi