diff --git a/core/CMakeLists.txt b/core/CMakeLists.txt
index e7c7838a..83007028 100644
--- a/core/CMakeLists.txt
+++ b/core/CMakeLists.txt
@@ -102,36 +102,36 @@ SET(doc_files
 	../doc/Configure-Sems-OpenSER-HOWTO
 	../doc/Configure-Sems-Ser-HOWTO
 	../doc/Makefile
-	../doc/Readme.ann_b2b
-	../doc/Readme.announce_transfer
-	../doc/Readme.announcement
-	../doc/Readme.annrecorder
-	../doc/Readme.auth_b2b
-	../doc/Readme.call_timer
-	../doc/Readme.callback
-	../doc/Readme.click2dial
-	../doc/Readme.conf_auth
-	../doc/Readme.conference
-	../doc/Readme.diameter_client
-	../doc/Readme.early_announce
-	../doc/Readme.echo
-	../doc/Readme.iLBC
-	../doc/Readme.ivr
-	../doc/Readme.mailbox
-	../doc/Readme.monitoring
-	../doc/Readme.mp3plugin
-	../doc/Readme.msg_storage
-	../doc/Readme.pin_collect
-	../doc/Readme.py_sems
-	../doc/Readme.reg_agent
-	../doc/Readme.registrar_client
-	../doc/Readme.sw_prepaid_sip
-	../doc/Readme.twit
-	../doc/Readme.uac_auth
-	../doc/Readme.voicebox
-	../doc/Readme.voicemail
-	../doc/Readme.webconference
-	../doc/Readme.xmlrpc2di
+	../doc/Readme.ann_b2b.txt
+	../doc/Readme.announce_transfer.txt
+	../doc/Readme.announcement.txt
+	../doc/Readme.annrecorder.txt
+	../doc/Readme.auth_b2b.txt
+	../doc/Readme.call_timer.txt
+	../doc/Readme.callback.txt
+	../doc/Readme.click2dial.txt
+	../doc/Readme.conf_auth.txt
+	../doc/Readme.conference.txt
+	../doc/Readme.diameter_client.txt
+	../doc/Readme.early_announce.txt
+	../doc/Readme.echo.txt
+	../doc/Readme.iLBC.txt
+	../doc/Readme.ivr.txt
+	../doc/Readme.mailbox.txt
+	../doc/Readme.monitoring.txt
+	../doc/Readme.mp3plugin.txt
+	../doc/Readme.msg_storage.txt
+	../doc/Readme.pin_collect.txt
+	../doc/Readme.py_sems.txt
+	../doc/Readme.reg_agent.txt
+	../doc/Readme.registrar_client.txt
+	../doc/Readme.sw_prepaid_sip.txt
+	../doc/Readme.twit.txt
+	../doc/Readme.uac_auth.txt
+	../doc/Readme.voicebox.txt
+	../doc/Readme.voicemail.txt
+	../doc/Readme.webconference.txt
+	../doc/Readme.xmlrpc2di.txt
 	../doc/WHATSNEW_0.10
 	./etc/ser-sems.cfg
 	./etc/ser-sems.sasi.cfg