diff --git a/build/scripts/oc-tests/oc-common.sh b/build/scripts/oc-tests/oc-common.sh
index 25897343d..5e761e2f4 100644
--- a/build/scripts/oc-tests/oc-common.sh
+++ b/build/scripts/oc-tests/oc-common.sh
@@ -22,7 +22,7 @@ catchFinish() {
   local RESULT=$?
 
   # Collect all Eclipse Che logs
-  set +e && chectl server:logs -n $NAMESPACE -d $ARTIFACTS_DIR && set -e
+  set +e && chectl server:logs -n $NAMESPACE -d $ARTIFACTS_DIR --telemetry off && set -e
 
   [[ "${RESULT}" != "0" ]] && echo "[ERROR] Job failed." || echo "[INFO] Job completed successfully."
   rm -rf ${OPERATOR_REPO}/tmp
diff --git a/build/scripts/oc-tests/oc-test-operator.sh b/build/scripts/oc-tests/oc-test-operator.sh
index 61caf8fff..f9dda849a 100755
--- a/build/scripts/oc-tests/oc-test-operator.sh
+++ b/build/scripts/oc-tests/oc-test-operator.sh
@@ -19,6 +19,8 @@ source "${OPERATOR_REPO}/build/scripts/oc-tests/oc-common.sh"
 #Stop execution on any error
 trap "catchFinish" EXIT SIGINT
 
+[[ -z "${CI_CHE_OPERATOR_IMAGE}" ]] && { echo [ERROR] CI_CHE_OPERATOR_IMAGE not defined; exit 1; }
+
 runTests() {
   # CI_CHE_OPERATOR_IMAGE it is che operator image built in openshift CI job workflow.
   # More info about how works image dependencies in ci:https://github.com/openshift/ci-tools/blob/master/TEMPLATES.md#parameters-available-to-templates
diff --git a/build/scripts/oc-tests/oc-test-upgrade-from-stable-to-next.sh b/build/scripts/oc-tests/oc-test-upgrade-from-stable-to-next.sh
index 72dda6cac..5ab82c39d 100755
--- a/build/scripts/oc-tests/oc-test-upgrade-from-stable-to-next.sh
+++ b/build/scripts/oc-tests/oc-test-upgrade-from-stable-to-next.sh
@@ -26,6 +26,8 @@ trap "catchFinish" EXIT SIGINT
 
 unset OPERATOR_TEST_NAMESPACE
 
+[[ -z "${CI_CHE_OPERATOR_IMAGE}" ]] && { echo [ERROR] CI_CHE_OPERATOR_IMAGE not defined; exit 1; }
+
 # Discover test namespace
 # Eclipse Che subscription is pre-created by OpenShift CI
 discoverOperatorTestNamespace() {