diff --git a/Makefile.am b/Makefile.am
index 7b8e7ab..5c52a8b 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -242,7 +242,8 @@ shellinaboxd.1: ${top_srcdir}/shellinabox/shellinaboxd.man.in                 \
 
 clean-local: clean-demo
 	-rm -rf shellinaboxd.1                                                \
-	        shellinaboxd.ps
+	        shellinaboxd.ps                                               \
+	        shellinaboxd.pdf
 	-rm -rf debian/shellinabox                                            \
 	        debian/shellinabox*.debhelper*                                \
 	        debian/shellinabox.substvars                                  \
@@ -364,3 +365,9 @@ clean-demo:
 	           "(int)sizeof($${sym}Start);";                              \
 	 } >"$@"
 
+shellinaboxd.ps: shellinaboxd.1
+	groff -man -T ps $^ >$@
+
+shellinaboxd.pdf: shellinaboxd.ps
+	ps2pdf $^ $@
+