diff --git a/doc/developer/topotests-markers.rst b/doc/developer/topotests-markers.rst
index 893834ad36..9f92412595 100644
--- a/doc/developer/topotests-markers.rst
+++ b/doc/developer/topotests-markers.rst
@@ -92,7 +92,7 @@ Adding multiple markers:
     def test_using_bgpd_ospfd_ospf6d():
 
 
-Selecting marked modules fort testing
+Selecting marked modules for testing
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 Selecting by a single marker: