diff --git a/docs/src/Tests.rst b/docs/src/Tests.rst
index f264ed2..f6dfce8 100644
--- a/docs/src/Tests.rst
+++ b/docs/src/Tests.rst
@@ -25,7 +25,7 @@ Python
 .. code-block:: bash
 
     #From the root dir of the library
-    python -m pytest python/tests --with-data # passing --with-dat will run the tests needing data
+    python -m pytest python/tests --with-data # passing --with-data will run the tests needing data
 
 
 
diff --git a/python/tests/conftest.py b/python/tests/conftest.py
index 38824f0..a6809ee 100644
--- a/python/tests/conftest.py
+++ b/python/tests/conftest.py
@@ -6,7 +6,7 @@ import pytest
 
 def pytest_addoption(parser):
     parser.addoption(
-        "--with-data", action="store_true", default=False, help="run slow tests"
+        "--with-data", action="store_true", default=False, help="Run tests that require additional data"
     )