diff --git a/src/com/mirantis/mk/SaltModelTesting.groovy b/src/com/mirantis/mk/SaltModelTesting.groovy
index 0e49a42..aad9524 100644
--- a/src/com/mirantis/mk/SaltModelTesting.groovy
+++ b/src/com/mirantis/mk/SaltModelTesting.groovy
@@ -120,6 +120,7 @@
         img.inside(dockerOptsFinal) {
             withEnv(envOpts) {
                 try {
+                    sh('printenv |sort -u')
                     // Currently, we don't have any other point to install
                     // runtime dependencies for tests.
                     if (baseRepoPreConfig) {