diff --git a/kontor-api/src/core/security.py b/kontor-api/src/core/security.py
index df606c1..15820a5 100644
--- a/kontor-api/src/core/security.py
+++ b/kontor-api/src/core/security.py
@@ -65,7 +65,7 @@ def authenticate_user(username: str, password: str) -> Optional[Profile]:
         return None
     else:
         if bcrypt.checkpw(password.encode(), user.password.encode()):
-            print("User successful authenticated")
+            logger.info("User successful authenticated")
         else:
             logger.info("Authentication failed!")
     return user
@@ -103,7 +103,7 @@ async def get_current_user(
             token, settings.SECRET_KEY, algorithms=[settings.ALGORITHM]
         )
         username: str = payload.get("sub")  # type: ignore
-        logger.info("username/email extracted is ", username)
+        logger.info("username/email extracted is %s", username)
         if username is None:
             raise credentials_exception
         scope: str = payload.get("scope", "")
@@ -150,7 +150,7 @@ def get_current_user_from_token(token: str = Depends(oauth2_scheme)):
             token, settings.SECRET_KEY, algorithms=[settings.ALGORITHM]
         )
         username: str = payload.get("sub")  # type: ignore
-        logger.info("username/email extracted is ", username)
+        logger.info("username/email extracted is %s", username)
         if username is None:
             raise credentials_exception
     except JWTError: