diff --git a/docs/1- Library_preparation_key_concepts.rst b/docs/1- Library_preparation_key_concepts.rst
index ca7b875..1c43644 100644
--- a/docs/1- Library_preparation_key_concepts.rst	
+++ b/docs/1- Library_preparation_key_concepts.rst	
@@ -1,7 +1,7 @@
-.. _nextflow_1-page:
+.. _Library_preparation-page:
 
 *******************
-1 Nextflow
+1 Library preparation
 *******************
 
 Reproducibility in bioinformatics and computational biology