diff --git a/stackit/internal/services/observability/observability_acc_test.go b/stackit/internal/services/observability/observability_acc_test.go
index 6f100df3..95828c71 100644
--- a/stackit/internal/services/observability/observability_acc_test.go
+++ b/stackit/internal/services/observability/observability_acc_test.go
@@ -69,7 +69,6 @@ var testConfigVarsMax = config.Variables{
 	"alert_annotation": config.StringVariable("annotation1"),
 	"alert_interval":   config.StringVariable("5h"),
 	// max instance
-	// "instance_parameters":                    config.StringVariable("param1"), -> not working right now
 	"metrics_retention_days":                 config.StringVariable("30"),
 	"metrics_retention_days_5m_downsampling": config.StringVariable("10"),
 	"metrics_retention_days_1h_downsampling": config.StringVariable("5"),
diff --git a/stackit/internal/services/observability/testdata/resource-max.tf b/stackit/internal/services/observability/testdata/resource-max.tf
index e284ca48..385f070f 100644
--- a/stackit/internal/services/observability/testdata/resource-max.tf
+++ b/stackit/internal/services/observability/testdata/resource-max.tf
@@ -11,7 +11,6 @@ variable "alert_interval" {}
 
 variable "instance_name" {}
 variable "plan_name" {}
-##variable "instance_parameters" {}
 variable "metrics_retention_days" {}
 variable "metrics_retention_days_5m_downsampling" {}
 variable "metrics_retention_days_1h_downsampling" {}