diff --git a/pkg/provider/config/azure.go b/pkg/provider/config/azure.go
index 8cdf73f0b6..30f7529cf7 100644
--- a/pkg/provider/config/azure.go
+++ b/pkg/provider/config/azure.go
@@ -108,10 +108,6 @@ type Config struct {
 	DisableAvailabilitySetNodes bool `json:"disableAvailabilitySetNodes,omitempty" yaml:"disableAvailabilitySetNodes,omitempty"`
 	// EnableVmssFlexNodes enables vmss flex nodes support when "VMType" is set to "vmss".
 	EnableVmssFlexNodes bool `json:"enableVmssFlexNodes,omitempty" yaml:"enableVmssFlexNodes,omitempty"`
-	// DisableAzureStackCloud disables AzureStackCloud support. It should be used
-	// when setting AzureAuthConfig.Cloud with "AZURESTACKCLOUD" to customize ARM endpoints
-	// while the cluster is not running on AzureStack.
-	DisableAzureStackCloud bool `json:"disableAzureStackCloud,omitempty" yaml:"disableAzureStackCloud,omitempty"`
 	// Use instance metadata service where possible
 	UseInstanceMetadata bool `json:"useInstanceMetadata,omitempty" yaml:"useInstanceMetadata,omitempty"`