diff --git a/src/space-model/services/tag-model.service.ts b/src/space-model/services/tag-model.service.ts
index c364816..14f2cf2 100644
--- a/src/space-model/services/tag-model.service.ts
+++ b/src/space-model/services/tag-model.service.ts
@@ -67,20 +67,25 @@ export class TagModelService {
     try {
       const existingTag = await this.getTagByUuid(tag.uuid);
 
-      if (spaceModel) {
-        await this.checkTagReuse(tag.tag, existingTag.product.uuid, spaceModel);
-      } else {
-        await this.checkTagReuse(
-          tag.tag,
-          existingTag.product.uuid,
-          subspaceModel.spaceModel,
-        );
-      }
+      if (tag.tag !== existingTag.tag) {
+        if (spaceModel) {
+          await this.checkTagReuse(
+            tag.tag,
+            existingTag.product.uuid,
+            spaceModel,
+          );
+        } else {
+          await this.checkTagReuse(
+            tag.tag,
+            existingTag.product.uuid,
+            subspaceModel.spaceModel,
+          );
+        }
 
-      if (tag.tag) {
-        existingTag.tag = tag.tag;
+        if (tag.tag) {
+          existingTag.tag = tag.tag;
+        }
       }
-
       return await queryRunner.manager.save(existingTag);
     } catch (error) {
       if (error instanceof HttpException) {
@@ -217,7 +222,10 @@ export class TagModelService {
       });
 
       if (tagExists) {
-        throw new HttpException(`Tag can't be reused`, HttpStatus.CONFLICT);
+        throw new HttpException(
+          `Tag ${tag} can't be reused`,
+          HttpStatus.CONFLICT,
+        );
       }
     } catch (error) {
       if (error instanceof HttpException) {