diff --git a/manual/en/index.rst b/manual/en/index.rst
index 91eb8f6b6..cb638ddbb 100644
--- a/manual/en/index.rst
+++ b/manual/en/index.rst
@@ -36,7 +36,7 @@ Contents:
    tools
    metadata-drivers
    best-practices
-   limitations-and-Known-issues
+   limitations-and-known-issues
 
 Indices and tables
 ==================
diff --git a/manual/en/introduction.rst b/manual/en/introduction.rst
index f4e540574..66e9f3a41 100644
--- a/manual/en/introduction.rst
+++ b/manual/en/introduction.rst
@@ -1,3 +1,6 @@
+Introduction
+============
+
 Welcome
 -------