diff --git a/pkg/apis/externaldns/types.go b/pkg/apis/externaldns/types.go
index 87ae51a911..8287f1edc9 100644
--- a/pkg/apis/externaldns/types.go
+++ b/pkg/apis/externaldns/types.go
@@ -467,7 +467,7 @@ func (cfg *Config) ParseFlags(args []string) error {
 	app.Flag("google-batch-change-size", "When using the Google provider, set the maximum number of changes that will be applied in each batch.").Default(strconv.Itoa(defaultConfig.GoogleBatchChangeSize)).IntVar(&cfg.GoogleBatchChangeSize)
 	app.Flag("google-batch-change-interval", "When using the Google provider, set the interval between batch changes.").Default(defaultConfig.GoogleBatchChangeInterval.String()).DurationVar(&cfg.GoogleBatchChangeInterval)
 	app.Flag("google-zone-visibility", "When using the Google provider, filter for zones with this visibility (optional, options: public, private)").Default(defaultConfig.GoogleZoneVisibility).EnumVar(&cfg.GoogleZoneVisibility, "", "public", "private")
-	app.Flag("alibaba-cloud-config-file", "When using the Alibaba Cloud provider, specify the Alibaba Cloud configuration file (required when --provider=alibabacloud").Default(defaultConfig.AlibabaCloudConfigFile).StringVar(&cfg.AlibabaCloudConfigFile)
+	app.Flag("alibaba-cloud-config-file", "When using the Alibaba Cloud provider, specify the Alibaba Cloud configuration file (required when --provider=alibabacloud)").Default(defaultConfig.AlibabaCloudConfigFile).StringVar(&cfg.AlibabaCloudConfigFile)
 	app.Flag("alibaba-cloud-zone-type", "When using the Alibaba Cloud provider, filter for zones of this type (optional, options: public, private)").Default(defaultConfig.AlibabaCloudZoneType).EnumVar(&cfg.AlibabaCloudZoneType, "", "public", "private")
 	app.Flag("aws-zone-type", "When using the AWS provider, filter for zones of this type (optional, options: public, private)").Default(defaultConfig.AWSZoneType).EnumVar(&cfg.AWSZoneType, "", "public", "private")
 	app.Flag("aws-zone-tags", "When using the AWS provider, filter for zones with these tags").Default("").StringsVar(&cfg.AWSZoneTagFilter)
@@ -480,11 +480,11 @@ func (cfg *Config) ParseFlags(args []string) error {
 	app.Flag("aws-prefer-cname", "When using the AWS provider, prefer using CNAME instead of ALIAS (default: disabled)").BoolVar(&cfg.AWSPreferCNAME)
 	app.Flag("aws-zones-cache-duration", "When using the AWS provider, set the zones list cache TTL (0s to disable).").Default(defaultConfig.AWSZoneCacheDuration.String()).DurationVar(&cfg.AWSZoneCacheDuration)
 	app.Flag("aws-sd-service-cleanup", "When using the AWS CloudMap provider, delete empty Services without endpoints (default: disabled)").BoolVar(&cfg.AWSSDServiceCleanup)
-	app.Flag("azure-config-file", "When using the Azure provider, specify the Azure configuration file (required when --provider=azure").Default(defaultConfig.AzureConfigFile).StringVar(&cfg.AzureConfigFile)
+	app.Flag("azure-config-file", "When using the Azure provider, specify the Azure configuration file (required when --provider=azure)").Default(defaultConfig.AzureConfigFile).StringVar(&cfg.AzureConfigFile)
 	app.Flag("azure-resource-group", "When using the Azure provider, override the Azure resource group to use (required when --provider=azure-private-dns)").Default(defaultConfig.AzureResourceGroup).StringVar(&cfg.AzureResourceGroup)
 	app.Flag("azure-subscription-id", "When using the Azure provider, specify the Azure configuration file (required when --provider=azure-private-dns)").Default(defaultConfig.AzureSubscriptionID).StringVar(&cfg.AzureSubscriptionID)
 	app.Flag("azure-user-assigned-identity-client-id", "When using the Azure provider, override the client id of user assigned identity in config file (optional)").Default("").StringVar(&cfg.AzureUserAssignedIdentityClientID)
-	app.Flag("tencent-cloud-config-file", "When using the Tencent Cloud provider, specify the Tencent Cloud configuration file (required when --provider=tencentcloud").Default(defaultConfig.TencentCloudConfigFile).StringVar(&cfg.TencentCloudConfigFile)
+	app.Flag("tencent-cloud-config-file", "When using the Tencent Cloud provider, specify the Tencent Cloud configuration file (required when --provider=tencentcloud)").Default(defaultConfig.TencentCloudConfigFile).StringVar(&cfg.TencentCloudConfigFile)
 	app.Flag("tencent-cloud-zone-type", "When using the Tencent Cloud provider, filter for zones with visibility (optional, options: public, private)").Default(defaultConfig.TencentCloudZoneType).EnumVar(&cfg.TencentCloudZoneType, "", "public", "private")
 
 	// Flags related to BlueCat provider
@@ -609,7 +609,7 @@ func (cfg *Config) ParseFlags(args []string) error {
 	// Miscellaneous flags
 	app.Flag("log-format", "The format in which log messages are printed (default: text, options: text, json)").Default(defaultConfig.LogFormat).EnumVar(&cfg.LogFormat, "text", "json")
 	app.Flag("metrics-address", "Specify where to serve the metrics and health check endpoint (default: :7979)").Default(defaultConfig.MetricsAddress).StringVar(&cfg.MetricsAddress)
-	app.Flag("log-level", "Set the level of logging. (default: info, options: panic, debug, info, warning, error, fatal").Default(defaultConfig.LogLevel).EnumVar(&cfg.LogLevel, allLogLevelsAsStrings()...)
+	app.Flag("log-level", "Set the level of logging. (default: info, options: panic, debug, info, warning, error, fatal)").Default(defaultConfig.LogLevel).EnumVar(&cfg.LogLevel, allLogLevelsAsStrings()...)
 
 	// Webhook provider
 	app.Flag("webhook-provider-url", "[EXPERIMENTAL] The URL of the remote endpoint to call for the webhook provider (default: http://localhost:8888)").Default(defaultConfig.WebhookProviderURL).StringVar(&cfg.WebhookProviderURL)