diff --git a/doc/goops/Makefile.am b/doc/goops/Makefile.am
index 81831ac7c..03794c4de 100644
--- a/doc/goops/Makefile.am
+++ b/doc/goops/Makefile.am
@@ -26,6 +26,4 @@ info_TEXINFOS = goops.texi
 goops_TEXINFOS = goops-tutorial.texi \
   hierarchy.eps hierarchy.png hierarchy.txt hierarchy.pdf
 
-TEXINFO_TEX = ../ref/texinfo.tex
-
 EXTRA_DIST = ChangeLog-2008
diff --git a/doc/r5rs/Makefile.am b/doc/r5rs/Makefile.am
index e05586dc0..4af0c951a 100644
--- a/doc/r5rs/Makefile.am
+++ b/doc/r5rs/Makefile.am
@@ -23,6 +23,4 @@ AUTOMAKE_OPTIONS = gnu
 
 info_TEXINFOS = r5rs.texi
 
-TEXINFO_TEX = ../ref/texinfo.tex
-
 EXTRA_DIST = ChangeLog-2008
diff --git a/doc/tutorial/Makefile.am b/doc/tutorial/Makefile.am
index 5d4cc6680..f49220da7 100644
--- a/doc/tutorial/Makefile.am
+++ b/doc/tutorial/Makefile.am
@@ -23,6 +23,4 @@ AUTOMAKE_OPTIONS = gnu
 
 info_TEXINFOS = guile-tut.texi
 
-TEXINFO_TEX = ../ref/texinfo.tex
-
 EXTRA_DIST = ChangeLog-2008