diff --git a/backend/src/main/kotlin/fr/gouv/cacem/monitorenv/infrastructure/database/model/ControlUnitResourceModel.kt b/backend/src/main/kotlin/fr/gouv/cacem/monitorenv/infrastructure/database/model/ControlUnitResourceModel.kt
index 873f7a0c8..c8a7c4240 100644
--- a/backend/src/main/kotlin/fr/gouv/cacem/monitorenv/infrastructure/database/model/ControlUnitResourceModel.kt
+++ b/backend/src/main/kotlin/fr/gouv/cacem/monitorenv/infrastructure/database/model/ControlUnitResourceModel.kt
@@ -1,12 +1,13 @@
 package fr.gouv.cacem.monitorenv.infrastructure.database.model
 
 import com.fasterxml.jackson.annotation.JsonBackReference
+import com.vladmihalcea.hibernate.type.basic.PostgreSQLEnumType
 import fr.gouv.cacem.monitorenv.domain.entities.controlUnit.ControlUnitResourceEntity
 import fr.gouv.cacem.monitorenv.domain.entities.controlUnit.ControlUnitResourceType
 import fr.gouv.cacem.monitorenv.domain.use_cases.controlUnit.dtos.FullControlUnitResourceDTO
 import jakarta.persistence.*
-import org.hibernate.annotations.ColumnTransformer
 import org.hibernate.annotations.CreationTimestamp
+import org.hibernate.annotations.Type
 import org.hibernate.annotations.UpdateTimestamp
 import java.time.Instant
 
@@ -37,9 +38,9 @@ data class ControlUnitResourceModel(
     @Column(name = "photo")
     var photo: ByteArray? = byteArrayOf(),
 
+    @Column(name = "type", nullable = false, columnDefinition = "control_unit_resource_type")
     @Enumerated(EnumType.STRING)
-    @Column(name = "type", nullable = false)
-    @ColumnTransformer(write = "?::control_unit_resource_type")
+    @Type(PostgreSQLEnumType::class)
     var type: ControlUnitResourceType,
 
     @Column(name = "created_at_utc", nullable = false, updatable = false)
diff --git a/frontend/src/features/ControlUnit/components/ControlUnitDialog/ControlUnitResourceList/Item.tsx b/frontend/src/features/ControlUnit/components/ControlUnitDialog/ControlUnitResourceList/Item.tsx
index 1ad49298e..ee04203c9 100644
--- a/frontend/src/features/ControlUnit/components/ControlUnitDialog/ControlUnitResourceList/Item.tsx
+++ b/frontend/src/features/ControlUnit/components/ControlUnitDialog/ControlUnitResourceList/Item.tsx
@@ -22,7 +22,7 @@ export function Item({ controlUnitResource, onEdit }: ItemProps) {
         <InfoBoxHeader>
           <div>
             <Name>
-              {ControlUnit.ControlUnitResourceType[controlUnitResource.type]} – {controlUnitResource.name}
+              {ControlUnit.ControlUnitResourceTypeLabel[controlUnitResource.type]} – {controlUnitResource.name}
             </Name>
             <p>{controlUnitResource.base.name}</p>
           </div>
diff --git a/frontend/src/features/ControlUnit/components/ControlUnitDialog/ControlUnitResourceList/constants.ts b/frontend/src/features/ControlUnit/components/ControlUnitDialog/ControlUnitResourceList/constants.ts
index 5655bf06e..76ed1b3c7 100644
--- a/frontend/src/features/ControlUnit/components/ControlUnitDialog/ControlUnitResourceList/constants.ts
+++ b/frontend/src/features/ControlUnit/components/ControlUnitDialog/ControlUnitResourceList/constants.ts
@@ -11,11 +11,8 @@ export const CONTROL_UNIT_RESOURCE_FORM_SCHEMA = object().shape({
 })
 
 export const CONTROL_UNIT_RESOURCE_TYPES_AS_OPTIONS = getOptionsFromLabelledEnum(
-  ControlUnit.ControlUnitResourceType,
+  ControlUnit.ControlUnitResourceTypeLabel,
   true
-).filter(
-  controlUnitResourceTypeAsOption =>
-    controlUnitResourceTypeAsOption.label !== ControlUnit.ControlUnitResourceType.UNKNOWN
 )
 
 export const INITIAL_CONTROL_UNIT_RESOURCE_FORM_VALUES: ControlUnitResourceFormValues = {
diff --git a/frontend/src/features/ControlUnit/components/ControlUnitDialog/ControlUnitResourceList/index.tsx b/frontend/src/features/ControlUnit/components/ControlUnitDialog/ControlUnitResourceList/index.tsx
index 25af78104..1f07026ca 100644
--- a/frontend/src/features/ControlUnit/components/ControlUnitDialog/ControlUnitResourceList/index.tsx
+++ b/frontend/src/features/ControlUnit/components/ControlUnitDialog/ControlUnitResourceList/index.tsx
@@ -45,7 +45,7 @@ export function ControlUnitResourceList({ controlUnit }: ControlUnitResourceList
         ...controlUnitResourceFormValues,
         // We set the resource type as the resource name if no name has been provided by the user
         name: isEmptyish(controlUnitResourceFormValues.name)
-          ? ControlUnit.ControlUnitResourceType[controlUnitResourceFormValues.type as string]
+          ? ControlUnit.ControlUnitResourceTypeLabel[controlUnitResourceFormValues.type as string]
           : controlUnitResourceFormValues.name
       }