diff --git a/docs/source/userguide/index.rst b/docs/source/userguide/index.rst
index 3ba23a73c..f22674185 100644
--- a/docs/source/userguide/index.rst
+++ b/docs/source/userguide/index.rst
@@ -18,4 +18,5 @@ User's Guide
    stepsize
    newton_solver
    export_post_processing
-   troubleshooting
\ No newline at end of file
+   troubleshooting
+   running_in_parallel
\ No newline at end of file
diff --git a/docs/source/userguide/Running in parallel b/docs/source/userguide/running_in_parallel.rst
similarity index 100%
rename from docs/source/userguide/Running in parallel
rename to docs/source/userguide/running_in_parallel.rst