diff --git a/documents/Makefile b/documents/Makefile
index fc00f31..ccdd500 100644
--- a/documents/Makefile
+++ b/documents/Makefile
@@ -1,4 +1,4 @@
-DOCUMENT_NAMES=asymmetrie chaosradio copyleft index mailserviceanbieter outlook pgp_vs_gnupg senselab tb tb_einrichtung tb_enigmail thunderbirdnutzung warumverschluesselung wiefunktionierts winpt
+DOCUMENT_NAMES=asymmetrie chaosradio copyleft index mailserviceanbieter outlook pgp_vs_gnupg senselab thunderbird thunderbirdnutzung warumverschluesselung wiefunktionierts winpt
 
 # our self written documents
 LYX_FILES := $(foreach dir,$(DOCUMENT_NAMES),$(dir)/$(dir).lyx)
@@ -6,9 +6,9 @@ LYX_FILES := $(foreach dir,$(DOCUMENT_NAMES),$(dir)/$(dir).lyx)
 TEX_FILES := $(patsubst %.lyx,%.tex,$(LYX_FILES))
 # output files of lyx that are already processed by mod_html_files.py
 HTML_FILES := $(patsubst %.lyx,%.html,$(LYX_FILES))
-# headers, navigation and footers are added (according to online/offline target)
+# menue and footers are added (according to online/offline target)
 TARGET_FILES := $(foreach dir,$(DOCUMENT_NAMES),_output/$(dir).html)
-# header, navigation and footer files
+# menue and footer files
 ASC_FILES := $(wildcard *.asc)
 # target: online or offline (will be overriden for online target automatically)
 LINE_STATUS = offline