diff --git a/src/main/asciidoc/architectureDocumentation/auth_n_auth_architectureDocumentation.adoc b/src/main/asciidoc/architectureDocumentation/auth_n_auth_architectureDocumentation.adoc
index f19fa9a..6b4b054 100644
--- a/src/main/asciidoc/architectureDocumentation/auth_n_auth_architectureDocumentation.adoc
+++ b/src/main/asciidoc/architectureDocumentation/auth_n_auth_architectureDocumentation.adoc
@@ -789,6 +789,19 @@
 [options="header,footer"]
 image::clientSettings.png[Client settings]
 
+Go to tab `Mappers`. Press `Create`...
+
+.Mappers of elogbook-backend
+[option="header,footer"]
+image::CreateMapper.png[Mapper settings]
+
+and add the `role` mapping accordingly:
+
+.Role mapper
+[option="header,footer"]
+image::CreateRoleMapper.png[Role mapper settings]
+
+
 [start=5]
 . Add the roles under `Roles` press `Add Role`. Add the following Roles:
 - elogbook-normaluser
diff --git a/src/main/asciidoc/images/CreateMapper.png b/src/main/asciidoc/images/CreateMapper.png
new file mode 100644
index 0000000..0c835cb
--- /dev/null
+++ b/src/main/asciidoc/images/CreateMapper.png
Binary files differ
diff --git a/src/main/asciidoc/images/CreateRoleMapper.png b/src/main/asciidoc/images/CreateRoleMapper.png
new file mode 100644
index 0000000..19e6ea0
--- /dev/null
+++ b/src/main/asciidoc/images/CreateRoleMapper.png
Binary files differ