diff --git a/secret_loader/__init__.py b/secret_loader/__init__.py
index acb34da..71b7802 100644
--- a/secret_loader/__init__.py
+++ b/secret_loader/__init__.py
@@ -117,6 +117,7 @@ class SecretLoader:
         # Setup environment
         self.env_key_prefix = self._load_or_none(ENV_KEY_PREFIX)
         if self.env_key_prefix is not None:
+            logger.info('Environment enabled with prefix: %s', self.env_key_prefix)
             assert (
                 self.env_key_prefix == self.env_key_prefix.upper()
             ), 'Prefix must be uppercase'