diff --git a/miplearn/instance/picklegz.py b/miplearn/instance/picklegz.py
index 83495e1..720f390 100644
--- a/miplearn/instance/picklegz.py
+++ b/miplearn/instance/picklegz.py
@@ -134,17 +134,13 @@ class PickleGzInstance(Instance):
         write_pickle_gz(self.instance, self.filename)
 
 
-def write_pickle_gz(obj: Any, filename: str, quiet: bool = False) -> None:
-    if not quiet:
-        logger.info(f"Writing: {filename}")
+def write_pickle_gz(obj: Any, filename: str) -> None:
     os.makedirs(os.path.dirname(filename), exist_ok=True)
     with gzip.GzipFile(filename, "wb") as file:
         pickle.dump(obj, cast(IO[bytes], file))
 
 
-def read_pickle_gz(filename: str, quiet: bool = False) -> Any:
-    if not quiet:
-        logger.info(f"Reading: {filename}")
+def read_pickle_gz(filename: str) -> Any:
     with gzip.GzipFile(filename, "rb") as file:
         return pickle.load(cast(IO[bytes], file))