diff --git a/avrdude/doc/Makefile.am b/avrdude/doc/Makefile.am
index 9f510cda..c8c6634e 100644
--- a/avrdude/doc/Makefile.am
+++ b/avrdude/doc/Makefile.am
@@ -33,8 +33,8 @@ html: avrdude-html/avrdude.html
 
 avrdude-html/avrdude.html: $(srcdir)/$(info_TEXINFOS)
 	texi2html -split_node $(srcdir)/$(info_TEXINFOS)
-	if [ ! -e ./avrdude.html ]; then \
-	 mkdir -p avrdude-html; \
+	if [ -e ./avrdude.html -o -e ./avrdude_1.html ]; then \
+	 mkdir -p avrdude-html ; \
 	 mv -f *.html avrdude-html ; \
 	else \
 	 mv -f avrdude avrdude-html; \