diff --git a/src/com/mirantis/mk/Aws.groovy b/src/com/mirantis/mk/Aws.groovy
index d19a493..c62ff1e 100644
--- a/src/com/mirantis/mk/Aws.groovy
+++ b/src/com/mirantis/mk/Aws.groovy
@@ -64,12 +64,12 @@
     }
 }
 
-def waitForStatus(venv_path, env_vars, stack_name, state, timeout = 600, loop_sleep = 30) {
+def waitForStatus(venv_path, env_vars, stack_name, state, max_timeout = 600, loop_sleep = 30) {
     def aws = new com.mirantis.mk.Aws()
     def common = new com.mirantis.mk.Common()
     def python = new com.mirantis.mk.Python()
 
-    timeout(time: timeout, unit: 'SECONDS') {
+    timeout(time: max_timeout, unit: 'SECONDS') {
         withEnv(env_vars) {
             while (true) {
                 // get stack state