diff --git a/doc/admin/upgrading/README.md b/doc/admin/upgrading/README.md
index 7e16b45f8f46cc1075181cd6f6d12d650fd748f3..541528359c08ea4798404ed40d74c5690c012e5e 100755
--- a/doc/admin/upgrading/README.md
+++ b/doc/admin/upgrading/README.md
@@ -1,13 +1,13 @@
 # MyLabStocks: A web-application to manage molecular biology materials.
 
-# Upgrading instructions
+# Upgrading instructions<a name="Contents"></a>
 
-1. [From v2.0.1 or later]("Fromv2.0.1orlater)
+1. [From v2.0.1 or later]("Fromv201orlater)
 
-2. [From v1.0.0 to v2.0.1]("Fromv1.0.0tov2.0.1)
+2. [From v1.0.0 to v2.0.1]("Fromv100tov201)
 
 
-## From v2.0.1 or later to latest-release  <a name="Fromv2.0.1orlater"></a>
+## From v2.0.1 or later to latest-release  <a name="Fromv201orlater"></a>
 
 All the steps below should be run at the root of your installation. Unless you installed your instance at a specific location, type:
 
@@ -130,8 +130,9 @@ You also need now to re-initialize the BLAST database of `dna_features`, so that
 
 This step is only needed once. However, all your past entries of dnafeatures will appear black on your maps. To customize the colors you want, simply edit the `color` field of each dnafeature and then click on the button 'Update Plasmid Maps with these Features'.
 
+*[Back to Contents](#Contents)*
 
-## From v1.0.0 to v2.0.1 <a name="Fromv1.0.0tov2.0.1"></a>
+## From v1.0.0 to v2.0.1 <a name="Fromv100tov201"></a>
  
 
 Version v2 is **not** an upgrade of version v1 but was fully rewritten. Upgrading a v1 instance is therefore not straightfoward. However, it is totally do-able and we provide tools to help you achieve this process.
@@ -154,5 +155,6 @@ You will then need to perform three consecutive steps (in this order), please re
 - [transfer plasmid sequence files](v1tov2/v1tov2_transfer_plasmidseqfiles.md)
 
 
+*[Back to Contents](#Contents)*