diff --git a/server/src/core/nlp/nlu/ner.ts b/server/src/core/nlp/nlu/ner.ts
index 56f50dce..0b5efa73 100644
--- a/server/src/core/nlp/nlu/ner.ts
+++ b/server/src/core/nlp/nlu/ner.ts
@@ -8,7 +8,7 @@ import type {
   SkillCustomRegexEntityTypeSchema,
   SkillCustomTrimEntityTypeSchema
 } from '@/schemas/skill-schemas'
-import { TCP_CLIENT } from '@/core'
+import { BRAIN, MODEL_LOADER, TCP_CLIENT } from '@/core'
 import { LogHelper } from '@/helpers/log-helper'
 import { StringHelper } from '@/helpers/string-helper'
 
@@ -126,10 +126,31 @@ export default class NER {
     })
   }
 
+  /**
+   * Merge spaCy entities with the NER instance
+   */
+  public async mergeSpacyEntities(utterance: NLPUtterance): Promise<void> {
+    const spacyEntities = await this.getSpacyEntities(utterance)
+
+    if (spacyEntities.length > 0) {
+      spacyEntities.forEach(({ entity, resolution }) => {
+        const spacyEntity = {
+          [entity]: {
+            options: {
+              [resolution.value]: [StringHelper.ucFirst(resolution.value)]
+            }
+          }
+        }
+
+        MODEL_LOADER.mainNLPContainer.addEntities(spacyEntity, BRAIN.lang)
+      })
+    }
+  }
+
   /**
    * Get spaCy entities from the TCP server
    */
-  public getSpacyEntities(utterance: NLPUtterance): Promise<NERSpacyEntity[]> {
+  private getSpacyEntities(utterance: NLPUtterance): Promise<NERSpacyEntity[]> {
     return new Promise((resolve) => {
       const spacyEntitiesReceivedHandler =
         async ({ spacyEntities }: { spacyEntities: NERSpacyEntity[] }): Promise<void> => {
diff --git a/server/src/core/nlp/nlu/nlu.ts b/server/src/core/nlp/nlu/nlu.ts
index 14d2b898..f3d82261 100644
--- a/server/src/core/nlp/nlu/nlu.ts
+++ b/server/src/core/nlp/nlu/nlu.ts
@@ -5,6 +5,7 @@ import { spawn } from 'node:child_process'
 import axios from 'axios'
 import kill from 'tree-kill'
 
+import type { ShortLanguageCode } from '@/types'
 import type { NLPUtterance, NLUResult } from '@/core/nlp/types'
 import { langs } from '@@/core/langs.json'
 import { version } from '@@/package.json'
@@ -49,7 +50,7 @@ export default class NLU {
   /**
    * Set new language; recreate a new TCP server with new language; and reprocess understanding
    */
-  private switchLanguage(utterance, locale) {
+  private switchLanguage(utterance: NLPUtterance, locale: ShortLanguageCode) {
     const connectedHandler = async (): Promise<void> => {
       await this.process(utterance)
     }
@@ -90,27 +91,6 @@ export default class NLU {
     }
   }
 
-  /**
-   * Merge spaCy entities with the current NER instance
-   */
-  private async mergeSpacyEntities(utterance: NLPUtterance): Promise<void> {
-    const spacyEntities = await NER.getSpacyEntities(utterance)
-
-    if (spacyEntities.length > 0) {
-      spacyEntities.forEach(({ entity, resolution }) => {
-        const spacyEntity = {
-          [entity]: {
-            options: {
-              [resolution.value]: [StringHelper.ucFirst(resolution.value)]
-            }
-          }
-        }
-
-        MODEL_LOADER.mainNLPContainer.addEntities(spacyEntity, BRAIN.lang)
-      })
-    }
-  }
-
   /**
    * Handle in action loop logic before NLU processing
    */
@@ -307,7 +287,7 @@ export default class NLU {
       }
 
       // Add spaCy entities
-      await this.mergeSpacyEntities(utterance)
+      await NER.mergeSpacyEntities(utterance)
 
       // Pre NLU processing according to the active context if there is one
       if (this.conversation.hasActiveContext()) {
diff --git a/server/src/pre-check.ts b/server/src/pre-check.ts
index 32d0bfb8..ddd4f92a 100644
--- a/server/src/pre-check.ts
+++ b/server/src/pre-check.ts
@@ -39,12 +39,12 @@ interface ObjectUnknown {
 const validateSchema = (
   schema: ObjectUnknown,
   contentToValidate: ObjectUnknown,
-  customErrorMesage: string
+  customErrorMessage: string
 ): void => {
   const validate = ajv.compile(schema)
   const isValid = validate(contentToValidate)
   if (!isValid) {
-    LogHelper.error(customErrorMesage)
+    LogHelper.error(customErrorMessage)
     const errors = new AggregateAjvError(validate.errors ?? [])
     for (const error of errors) {
       LogHelper.error(error.message)