diff --git a/cluster/plan.go b/cluster/plan.go
index 197d6e86..01c35193 100644
--- a/cluster/plan.go
+++ b/cluster/plan.go
@@ -154,7 +154,7 @@ func (c *Cluster) BuildKubeAPIProcess(prefixPath string) v3.Process {
 	if len(c.CloudProvider.Name) > 0 {
 		c.Services.KubeAPI.ExtraEnv = append(
 			c.Services.KubeAPI.ExtraEnv,
-			fmt.Sprintf("%s=%s", CloudConfigSumEnv, getCloudConfigChecksum(c.CloudProvider)))
+			fmt.Sprintf("%s=%s", CloudConfigSumEnv, getCloudConfigChecksum(c.CloudConfigFile)))
 	}
 	// check if our version has specific options for this component
 	serviceOptions := c.GetKubernetesServicesOptions()
@@ -258,7 +258,7 @@ func (c *Cluster) BuildKubeControllerProcess(prefixPath string) v3.Process {
 	if len(c.CloudProvider.Name) > 0 {
 		c.Services.KubeController.ExtraEnv = append(
 			c.Services.KubeController.ExtraEnv,
-			fmt.Sprintf("%s=%s", CloudConfigSumEnv, getCloudConfigChecksum(c.CloudProvider)))
+			fmt.Sprintf("%s=%s", CloudConfigSumEnv, getCloudConfigChecksum(c.CloudConfigFile)))
 	}
 	// check if our version has specific options for this component
 	serviceOptions := c.GetKubernetesServicesOptions()
@@ -364,7 +364,7 @@ func (c *Cluster) BuildKubeletProcess(host *hosts.Host, prefixPath string) v3.Pr
 	if len(c.CloudProvider.Name) > 0 {
 		c.Services.Kubelet.ExtraEnv = append(
 			c.Services.Kubelet.ExtraEnv,
-			fmt.Sprintf("%s=%s", CloudConfigSumEnv, getCloudConfigChecksum(c.CloudProvider)))
+			fmt.Sprintf("%s=%s", CloudConfigSumEnv, getCloudConfigChecksum(c.CloudConfigFile)))
 	}
 	if len(c.PrivateRegistriesMap) > 0 {
 		kubeletDcokerConfig, _ := docker.GetKubeletDockerConfig(c.PrivateRegistriesMap)
@@ -763,8 +763,8 @@ func getTagMajorVersion(tag string) string {
 	return strings.Join(splitTag[:2], ".")
 }
 
-func getCloudConfigChecksum(config v3.CloudProvider) string {
-	configByteSum := md5.Sum([]byte(fmt.Sprintf("%v", config)))
+func getCloudConfigChecksum(config string) string {
+	configByteSum := md5.Sum([]byte(config))
 	return fmt.Sprintf("%x", configByteSum)
 }