diff --git a/doc/Guidebook.mn b/doc/Guidebook.mn
index 707471f8a..2f3479999 100644
--- a/doc/Guidebook.mn
+++ b/doc/Guidebook.mn
@@ -33,14 +33,14 @@
 .if n .do ftr CR R  \" if formatting for a terminal, substitute R for CR
 .                   \" (the substitution affects both '\f' and '.ft')
 .
-.ds h0 "NetHack Guidebook
-.ds h1
+.ds h0 NetHack Guidebook
+.ds h1 \" empty
 .ds h2 %
-.ds vr "NetHack 3.7.0
-.ds f0 "\*(vr
-.ds f1
-.\"DO NOT REMOVE NH_DATESUB .ds f2 "DATE(%B %-d, %Y)
-.ds f2 "November 6, 2023
+.ds vr NetHack 3.7.0
+.ds f0 \*(vr
+.ds f1 \" empty
+.\"DO NOT REMOVE NH_DATESUB .ds f2 DATE(%B %-d, %Y)
+.ds f2 November 6, 2023
 .
 .\" A note on some special characters:
 .\" \(lq = left double quote
diff --git a/sys/unix/hints/include/gbdates-post.370 b/sys/unix/hints/include/gbdates-post.370
index a736e30f9..9809a6df9 100755
--- a/sys/unix/hints/include/gbdates-post.370
+++ b/sys/unix/hints/include/gbdates-post.370
@@ -2,7 +2,7 @@
 ifdef MAKEFILE_DOC
 ifdef GB_DATESTAMP
 Guidebook.dated.mn: $(GUIDEBOOK_MN_SRC)
-	@awk 'f{$$0=".ds f2 \"$(GB_DATESTAMP)";f=0}/NH_DATESUB/{f=1} 1' < $(GUIDEBOOK_MN_SRC) > $@
+	@awk 'f{$$0=".ds f2 $(GB_DATESTAMP)";f=0}/NH_DATESUB/{f=1} 1' < $(GUIDEBOOK_MN_SRC) > $@
 Guidebook.dated.tex: $(GUIDEBOOK_TEX_SRC)
 	@awk 'f{$$0="\\date{$(GB_DATESTAMP)}";f=0}/NH_DATESUB/{f=1} 1' < $(GUIDEBOOK_TEX_SRC) > $@
 endif   # GB_DATESTAMP