diff --git a/Manuals/Userguide/Introduction.ent b/Manuals/Userguide/Introduction.ent
index 4c94f99..9524db9 100644
--- a/Manuals/Userguide/Introduction.ent
+++ b/Manuals/Userguide/Introduction.ent
@@ -1,5 +1,6 @@
-<!ENTITY intro                  SYSTEM "Introduction.docbook">
-<!ENTITY intro-history          SYSTEM "Introduction/history.docbook">
-<!ENTITY intro-copying          SYSTEM "Introduction/copying.docbook">
-<!ENTITY intro-usage            SYSTEM "Introduction/usage.docbook">
-<!ENTITY intro-docs             SYSTEM "Introduction/document-convenctions.docbook">
+<!ENTITY intro              SYSTEM "Introduction.docbook">
+<!ENTITY intro-history      SYSTEM "Introduction/history.docbook">
+<!ENTITY intro-copying      SYSTEM "Introduction/copying.docbook">
+<!ENTITY intro-docconvs     SYSTEM "Introduction/docconvs.docbook">
+<!ENTITY intro-usage        SYSTEM "Introduction/usage.docbook">
+<!ENTITY intro-feedback     SYSTEM "Introduction/feedback.docbook">