diff --git a/doc/src/Build_development.rst b/doc/src/Build_development.rst
index ca347b5d87..36f7f02d6d 100644
--- a/doc/src/Build_development.rst
+++ b/doc/src/Build_development.rst
@@ -271,6 +271,7 @@ unit tests:
 
    make gen_coverage_html  # generate coverage report in HTML format
    make gen_coverage_xml   # generate coverage report in XML format
+   make reset_coverage     # delete all collected coverage data
 
 These reports require `GCOVR <https://gcovr.com/>`_ to be installed. The easiest way
 to do this to install it via pip: