diff --git a/builtin/providers/azurerm/resource_arm_storage_blob.go b/builtin/providers/azurerm/resource_arm_storage_blob.go
index 83f3c8382..80a3aed92 100644
--- a/builtin/providers/azurerm/resource_arm_storage_blob.go
+++ b/builtin/providers/azurerm/resource_arm_storage_blob.go
@@ -70,12 +70,12 @@ func validateArmStorageBlobSize(v interface{}, k string) (ws []string, errors []
 func validateArmStorageBlobType(v interface{}, k string) (ws []string, errors []error) {
 	value := strings.ToLower(v.(string))
 	validTypes := map[string]struct{}{
-		"blob": struct{}{},
-		"page": struct{}{},
+		"block": struct{}{},
+		"page":  struct{}{},
 	}
 
 	if _, ok := validTypes[value]; !ok {
-		errors = append(errors, fmt.Errorf("Blob type %q is invalid, must be %q or %q", value, "blob", "page"))
+		errors = append(errors, fmt.Errorf("Blob type %q is invalid, must be %q or %q", value, "block", "page"))
 	}
 	return
 }
diff --git a/builtin/providers/azurerm/resource_arm_storage_blob_test.go b/builtin/providers/azurerm/resource_arm_storage_blob_test.go
index bbea47d7a..d4fc5dc74 100644
--- a/builtin/providers/azurerm/resource_arm_storage_blob_test.go
+++ b/builtin/providers/azurerm/resource_arm_storage_blob_test.go
@@ -25,15 +25,15 @@ func TestResourceAzureRMStorageBlobType_validation(t *testing.T) {
 			ErrCount: 0,
 		},
 		{
-			Value:    "blob",
+			Value:    "block",
 			ErrCount: 0,
 		},
 		{
-			Value:    "BLOB",
+			Value:    "BLOCK",
 			ErrCount: 0,
 		},
 		{
-			Value:    "Blob",
+			Value:    "Block",
 			ErrCount: 0,
 		},
 	}