diff --git a/controllers/helpers.go b/controllers/helpers.go
index 1187df8b2c2..d04b63f37cd 100644
--- a/controllers/helpers.go
+++ b/controllers/helpers.go
@@ -370,7 +370,7 @@ type CloudProviderConfig struct {
 	MaximumLoadBalancerRuleCount int    `json:"maximumLoadBalancerRuleCount"`
 	UseManagedIdentityExtension  bool   `json:"useManagedIdentityExtension"`
 	UseInstanceMetadata          bool   `json:"useInstanceMetadata"`
-	UserAssignedIdentityID       string `json:"userAssignedIdentityId,omitempty"`
+	UserAssignedIdentityID       string `json:"userAssignedIdentityID,omitempty"`
 	CloudProviderRateLimitConfig
 	BackOffConfig
 }
diff --git a/controllers/helpers_test.go b/controllers/helpers_test.go
index 8daffb86c68..625e3dbbcc1 100644
--- a/controllers/helpers_test.go
+++ b/controllers/helpers_test.go
@@ -542,7 +542,7 @@ const (
     "maximumLoadBalancerRuleCount": 250,
     "useManagedIdentityExtension": true,
     "useInstanceMetadata": true,
-    "userAssignedIdentityId": "foobar"
+    "userAssignedIdentityID": "foobar"
 }`
 	userAssignedWorkerNodeCloudConfig = `{
     "cloud": "AzurePublicCloud",
@@ -561,7 +561,7 @@ const (
     "maximumLoadBalancerRuleCount": 250,
     "useManagedIdentityExtension": true,
     "useInstanceMetadata": true,
-    "userAssignedIdentityId": "foobar"
+    "userAssignedIdentityID": "foobar"
 }`
 	spCustomVnetControlPlaneCloudConfig = `{
     "cloud": "AzurePublicCloud",