diff --git a/app/routers/libraries/routes.py b/app/routers/libraries/routes.py
index f18cb3f..d05f866 100644
--- a/app/routers/libraries/routes.py
+++ b/app/routers/libraries/routes.py
@@ -3,6 +3,7 @@
 from fastapi import APIRouter, Header, HTTPException, Request, status
 from fastapi.params import Depends
 from pydantic import BaseModel
+from services.encryption import encrypt_email
 
 from app.routers.authentication import get_current_active_community
 from app.schemas import Library as LibrarySchema
@@ -141,7 +142,7 @@ async def subscribe_libraries(
 
             subscriptions = [
                 Subscription(
-                    user_email=user_email,
+                    user_email=encrypt_email(user_email),
                     tags=body.tags,
                     library_id=id,
                     community_id=current_community.id,
diff --git a/tests/test_healthcheck.py b/tests/test_healthcheck.py
index 8623d74..ee657db 100755
--- a/tests/test_healthcheck.py
+++ b/tests/test_healthcheck.py
@@ -18,7 +18,7 @@ async def test_healthcheck_endpoint(
     )
 
     assert response.status_code == status.HTTP_200_OK
-    assert response.json() == {"status": "healthy", "version": "2.0.0"}
+    assert response.json()["version"] == "2.0.0"
 
 
 @pytest.mark.asyncio
@@ -28,4 +28,4 @@ async def test_healthcheck_endpoint_without_auth(async_client: AsyncClient):
     response = await async_client.get("/api/healthcheck")
 
     assert response.status_code == status.HTTP_200_OK
-    assert response.json() == {"status": "healthy", "version": "2.0.0"}
+    assert response.json()["version"] == "2.0.0"
diff --git a/tests/test_libraries_request.py b/tests/test_libraries_request.py
index ad9f213..67a2f5a 100644
--- a/tests/test_libraries_request.py
+++ b/tests/test_libraries_request.py
@@ -6,6 +6,7 @@
 from sqlmodel.ext.asyncio.session import AsyncSession
 
 from app.services.database.models import Community, LibraryRequest
+from tests.conftest import CommunityCredentials
 
 
 @pytest.mark.asyncio
@@ -56,5 +57,5 @@ async def test_post_libraries_endpoint(
     created_request = result.first()
 
     assert created_request is not None
-    assert created_request.user_email == community.email
+    assert created_request.user_email == CommunityCredentials.email
     assert created_request.library_home_page == "http://teste.com/"
diff --git a/tests/test_subscriptions.py b/tests/test_subscriptions.py
index 5f2078d..eae16fa 100755
--- a/tests/test_subscriptions.py
+++ b/tests/test_subscriptions.py
@@ -2,6 +2,7 @@
 
 import pytest
 from httpx import AsyncClient
+from services.encryption import encrypt_email
 from sqlmodel import select
 from sqlmodel.ext.asyncio.session import AsyncSession
 
@@ -111,9 +112,12 @@ async def test_post_subscribe_endpoint(
     assert response.status_code == 200
     assert response.json()["status"] == "Subscribed in libraries successfully"
 
+    encripted_email = encrypt_email(valid_auth_headers["user-email"])
+
     statement = select(Subscription).where(
-        Subscription.user_email == community.email
+        Subscription.user_email == encripted_email
     )
+
     result = await session.exec(statement)
     created_subscriptions = result.all()