diff --git a/docs/config/setup.adoc b/docs/config/setup.adoc
index 32f24dd..918422e 100644
--- a/docs/config/setup.adoc
+++ b/docs/config/setup.adoc
@@ -2,7 +2,7 @@
 :icons: font
 :sectnumlevels: 2
 :imagesdir: images
-:chapter-label: 
+:!chapter-signifier:
 
 // ":language:" denotes the language or the target document.
 // currently only DE and EN are supported
@@ -23,16 +23,3 @@ ifeval::["{language}" == "EN"]
 :curriculum-name: FULL NAME OF MODULE
 :curriculum-header-title: iSAQB curriculum for Advanced Level: {curriculum-short}
 endif::[]
-
-// you might want to output some internal information...
-ifdef::debug_adoc[]
-[NOTE]
-====
-Current configuration:
-
-* Language(s): {language}
-* Document version: {document-version}
-* Include-configuration: {include_configuration}
-
-====
-endif::debug_adoc[]
diff --git a/src/main/java/org/isaqb/asciidoc/Main.java b/src/main/java/org/isaqb/asciidoc/Main.java
index 45fcefe..e4e44ed 100644
--- a/src/main/java/org/isaqb/asciidoc/Main.java
+++ b/src/main/java/org/isaqb/asciidoc/Main.java
@@ -121,7 +121,6 @@ private static Attributes toAttributes(
       put("currentDate", versionDate);
       put("language", language);
       put("curriculumFileName", curriculumFileName);
-      put("debug_adoc", false);
       put("pdf-themesdir", "../pdf-theme/themes");
       put("pdf-fontsdir", "../pdf-theme/fonts");
       put("pdf-theme", "isaqb");