diff --git a/selfprivacy_api/repositories/tokens/abstract_tokens_repository.py b/selfprivacy_api/repositories/tokens/abstract_tokens_repository.py
index bb77c1d..29c96a4 100644
--- a/selfprivacy_api/repositories/tokens/abstract_tokens_repository.py
+++ b/selfprivacy_api/repositories/tokens/abstract_tokens_repository.py
@@ -43,9 +43,16 @@ class AbstractTokensRepository(ABC):
     def delete_token(self, input_token: Token) -> None:
         """Delete the token"""
 
-    @abstractmethod
     def refresh_token(self, input_token: Token) -> Token:
-        """Refresh the token"""
+        """Change the token field of the existing token"""
+        new_token = Token.generate(device_name=input_token.device_name)
+
+        if input_token in self.get_tokens():
+            self.delete_token(input_token)
+            self._store_token(new_token)
+            return new_token
+
+        raise TokenNotFound("Token not found!")
 
     def is_token_valid(self, token_string: str) -> bool:
         """Check if the token is valid"""
diff --git a/selfprivacy_api/repositories/tokens/json_tokens_repository.py b/selfprivacy_api/repositories/tokens/json_tokens_repository.py
index 963e3a9..c7d716f 100644
--- a/selfprivacy_api/repositories/tokens/json_tokens_repository.py
+++ b/selfprivacy_api/repositories/tokens/json_tokens_repository.py
@@ -60,17 +60,6 @@ class JsonTokensRepository(AbstractTokensRepository):
 
         raise TokenNotFound("Token not found!")
 
-    def refresh_token(self, input_token: Token) -> Token:
-        """Change the token field of the existing token"""
-        new_token = Token.generate(device_name=input_token.device_name)
-
-        if input_token in self.get_tokens():
-            self.delete_token(input_token)
-            self._store_token(new_token)
-            return new_token
-
-        raise TokenNotFound("Token not found!")
-
     def get_recovery_key(self) -> Optional[RecoveryKey]:
         """Get the recovery key"""
         with ReadUserData(UserDataFiles.TOKENS) as tokens_file: