diff --git a/apis/v1beta1/opentelemetrycollector_types.go b/apis/v1beta1/opentelemetrycollector_types.go
index 3b603868f6..7e14e3167c 100644
--- a/apis/v1beta1/opentelemetrycollector_types.go
+++ b/apis/v1beta1/opentelemetrycollector_types.go
@@ -98,6 +98,7 @@ type OpenTelemetryCollectorSpec struct {
 	// Defaults to 3. The minimum value is 1.
 	// +optional
 	// +kubebuilder:default:=3
+	// +kubebuilder:validation:Minimum:=1
 	ConfigVersions *int32 `json:"configVersions,omitempty"`
 	// Ingress is used to specify how OpenTelemetry Collector is exposed. This
 	// functionality is only available if one of the valid modes is set.