diff --git a/source/educators/how-tos/course_development/exercise_tools/add_single_select_num_input.rst b/source/educators/how-tos/course_development/exercise_tools/add_single_select_num_input.rst
index 3cc453d06..77c70a801 100644
--- a/source/educators/how-tos/course_development/exercise_tools/add_single_select_num_input.rst
+++ b/source/educators/how-tos/course_development/exercise_tools/add_single_select_num_input.rst
@@ -56,7 +56,7 @@ Single Select and Numerical Input Problem Code
 
  :ref:`Numerical Input` (reference)
 
- :ref:`Adding Numerical Input Problems` (how-to)
+ :ref:`Adding Numerical Input Problem` (how-to)
 
  :ref:`Single Select Overview` (concept)