diff --git a/metrics-operator/converter/sli_converter.go b/metrics-operator/converter/sli_converter.go
index 125c22328a..777e993d7b 100644
--- a/metrics-operator/converter/sli_converter.go
+++ b/metrics-operator/converter/sli_converter.go
@@ -24,7 +24,7 @@ func NewSLIConverter() *SLIConverter {
 func (c *SLIConverter) Convert(fileContent []byte, provider string, namespace string) (string, error) {
 	//check that provider and namespace is set
 	if provider == "" || namespace == "" {
-		return "", fmt.Errorf("--sli-provider and --sli-namespace needs to be set for conversion")
+		return "", fmt.Errorf("missing arguments: 'keptn-provider-name' and 'keptn-provider-namespace' needs to be set for conversion")
 	}
 
 	// unmarshall content
diff --git a/metrics-operator/main.go b/metrics-operator/main.go
index 91ee353fd9..6beac86a10 100644
--- a/metrics-operator/main.go
+++ b/metrics-operator/main.go
@@ -92,8 +92,8 @@ func main() {
 	var disableWebhook bool
 	var probeAddr string
 	flag.StringVar(&SLIFilePath, "convert-sli", "", "The path the the SLI file to be converted")
-	flag.StringVar(&provider, "sli-provider-name", "", "The name of KeptnMetricsProvider referenced in KeptnValueTemplates")
-	flag.StringVar(&namespace, "sli-provider-namespace", "", "The namespace of the referenced KeptnMetricsProvider")
+	flag.StringVar(&provider, "keptn-provider-name", "", "The name of KeptnMetricsProvider referenced in KeptnValueTemplates")
+	flag.StringVar(&namespace, "keptn-provider-namespace", "", "The namespace of the referenced KeptnMetricsProvider")
 	flag.StringVar(&SLOFilePath, "convert-slo", "", "The path the the SLO file to be converted")
 	flag.StringVar(&analysisDefinition, "analysis-definition-name", "", "The name of AnalysisDefinition to be created")
 	flag.StringVar(&namespace, "analysis-value-template-namespace", "", "The namespace of the referenced AnalysisValueTemplate")