diff --git a/hivemq-edge/src/frontend/src/config/index.ts b/hivemq-edge/src/frontend/src/config/index.ts
index ad6807b2a7..561ba7779b 100644
--- a/hivemq-edge/src/frontend/src/config/index.ts
+++ b/hivemq-edge/src/frontend/src/config/index.ts
@@ -71,7 +71,7 @@ const config: configType = {
     /**
      * Mappings (inward and outwards) are available from the workspace and hidden in the configuration
      */
-    ADAPTER_MAPPINGS_IN_WORKSPACE: import.meta.env.VITE_FLAG_ADAPTER_MAPPINGS_IN_WORKSPACE === 'true',
+    ADAPTER_MAPPINGS_IN_WORKSPACE: true,
   },
 
   documentation: {
diff --git a/hivemq-edge/src/frontend/src/modules/Mappings/components/MappingForm.tsx b/hivemq-edge/src/frontend/src/modules/Mappings/components/MappingForm.tsx
index 19302ee792..0f80cd1979 100644
--- a/hivemq-edge/src/frontend/src/modules/Mappings/components/MappingForm.tsx
+++ b/hivemq-edge/src/frontend/src/modules/Mappings/components/MappingForm.tsx
@@ -13,8 +13,6 @@ import { MappingContext } from '@/modules/ProtocolAdapters/types.ts'
 import { CustomValidator, RJSFSchema } from '@rjsf/utils'
 import { FormContextType } from '@rjsf/utils/src/types.ts'
 
-import config from '@/config'
-
 interface MappingFormProps {
   adapterId: string
   adapterType?: string
@@ -67,8 +65,8 @@ const MappingForm: FC<MappingFormProps> = ({ adapterId, adapterType, type, onSub
       formContext={context}
       onSubmit={onFormSubmit}
       customValidate={
-        type === MappingType.OUTWARD && config.features.ADAPTER_MAPPINGS_IN_WORKSPACE
-          ? (customMappingValidate as CustomValidator<unknown, RJSFSchema, FormContextType>)
+        type === MappingType.OUTWARD && adapterType
+          ? (customMappingValidate(adapterType) as CustomValidator<unknown, RJSFSchema, FormContextType>)
           : undefined
       }
     />
diff --git a/hivemq-edge/src/frontend/src/modules/ProtocolAdapters/utils/validation-utils.ts b/hivemq-edge/src/frontend/src/modules/ProtocolAdapters/utils/validation-utils.ts
index e84c7f77cd..3ca86d7d51 100644
--- a/hivemq-edge/src/frontend/src/modules/ProtocolAdapters/utils/validation-utils.ts
+++ b/hivemq-edge/src/frontend/src/modules/ProtocolAdapters/utils/validation-utils.ts
@@ -5,6 +5,10 @@ import { TFunction } from 'i18next'
 import { AdapterConfig } from '@/modules/ProtocolAdapters/types.ts'
 
 import i18n from '@/config/i18n.config.ts'
+import {
+  getOutwardMappingRootProperty,
+  getOutwardMappingRootPropertyKey,
+} from '@/modules/Workspace/utils/adapter.utils.ts'
 
 /**
  *
@@ -36,36 +40,42 @@ export const customValidate =
     return errors
   }
 
-export const customMappingValidate = (formData: Record<string, FieldMappingsModel[]>, errors: FormValidation) => {
-  const outwardMappings = formData['mqttToOpcuaMappings']
+export const customMappingValidate =
+  (adapterType: string) => (formData: Record<string, FieldMappingsModel[]>, errors: FormValidation) => {
+    const key = getOutwardMappingRootProperty(adapterType)
+    const outwardMappingsKey = getOutwardMappingRootPropertyKey(adapterType)
+    // @ts-ignore
+    const outwardMappings = formData[key][outwardMappingsKey] as FieldMappingsModel[]
 
-  return outwardMappings.reduce((errors, currentMapping, index) => {
-    const { metadata, fieldMapping } = currentMapping
-    if (!metadata) {
-      errors.mqttToOpcuaMappings?.[index]?.fieldMapping?.addError(
-        i18n.t('components:rjsf.MqttTransformationField.validation.error.noValidation')
-      )
-      return errors
-    }
+    if (!outwardMappings.length) return errors
 
-    const { destination } = metadata
-    if (!destination) {
-      // TODO[NVL] This is not necessarily an error
-      errors.mqttToOpcuaMappings?.[index]?.fieldMapping?.addError(
-        i18n.t('components:rjsf.MqttTransformationField.validation.error.noSchema')
-      )
-      return errors
-    }
+    return outwardMappings.reduce((errors, currentMapping, index) => {
+      const { metadata, fieldMapping } = currentMapping
+      if (!metadata) {
+        errors?.[key]?.[outwardMappingsKey]?.[index]?.fieldMapping?.addError(
+          i18n.t('components:rjsf.MqttTransformationField.validation.error.noValidation')
+        )
+        return errors
+      }
 
-    const countRequired = destination.length
+      const { destination } = metadata
+      if (!destination) {
+        // TODO[NVL] This is not necessarily an error
+        errors?.[key]?.[outwardMappingsKey]?.[index]?.fieldMapping?.addError(
+          i18n.t('components:rjsf.MqttTransformationField.validation.error.noSchema')
+        )
+        return errors
+      }
 
-    if (fieldMapping?.length !== countRequired) {
-      errors.mqttToOpcuaMappings?.[index]?.fieldMapping?.addError(
-        i18n.t('components:rjsf.MqttTransformationField.validation.error.missingMapping')
-      )
-      return errors
-    }
+      const countRequired = destination.length
 
-    return errors
-  }, errors)
-}
+      if (fieldMapping?.length !== countRequired) {
+        errors?.[key]?.[outwardMappingsKey]?.[index]?.fieldMapping?.addError(
+          i18n.t('components:rjsf.MqttTransformationField.validation.error.missingMapping')
+        )
+        return errors
+      }
+
+      return errors
+    }, errors)
+  }
diff --git a/hivemq-edge/src/frontend/src/modules/Workspace/utils/adapter.utils.ts b/hivemq-edge/src/frontend/src/modules/Workspace/utils/adapter.utils.ts
index 8fd0017717..525c36d349 100644
--- a/hivemq-edge/src/frontend/src/modules/Workspace/utils/adapter.utils.ts
+++ b/hivemq-edge/src/frontend/src/modules/Workspace/utils/adapter.utils.ts
@@ -23,6 +23,9 @@ export const getInwardMappingRootProperty = (adapterType: string) => `${adapterT
 export const getOutwardMappingRootProperty = (adapterType: string) =>
   `${MQTT_PROPERTY_STUB.outward}${capitalize(adapterType)}`
 
+export const getOutwardMappingRootPropertyKey = (adapterType: string) =>
+  `${getOutwardMappingRootProperty(adapterType)}${MQTT_PROPERTY_STUB.mapping}`
+
 export const isBidirectional = (adapter: ProtocolAdapter | undefined) => {
   return Boolean(adapter?.capabilities?.includes('WRITE'))
 }