diff --git a/src/datalab_api/__init__.py b/src/datalab_api/__init__.py
index 4701f0f..4824507 100644
--- a/src/datalab_api/__init__.py
+++ b/src/datalab_api/__init__.py
@@ -149,7 +149,7 @@ def _find_api_key(self) -> str:
 
             if api_key is None:
                 raise ValueError(
-                    f"No API key provided explicitly and no key found in environment variables {key_env_var}/<prefix>_{key_env_var}."
+                    f"No API key found in environment variables {key_env_var}/<prefix>_{key_env_var}."
                 )
 
             self._api_key = api_key