diff --git a/NEWS b/NEWS
index 3b27b089..87eb54f8 100644
--- a/NEWS
+++ b/NEWS
@@ -18,6 +18,9 @@ D-Bus 1.5.10 (UNRELEASED)
 
 • Avoid use of deprecated GThread API (fd.o #44413, Martin Pitt)
 
+• Build documentation correctly if man2html doesn't support filenames on
+  its command-line (fd.o #43875, Jack Nagel)
+
 • Unix-specific:
   · Use epoll(7) for a more efficient main loop in Linux; equivalent patches
     welcomed for other OSs' equivalents like kqueue, /dev/poll, or Solaris
diff --git a/doc/Makefile.am b/doc/Makefile.am
index 3fdb7803..591efc99 100644
--- a/doc/Makefile.am
+++ b/doc/Makefile.am
@@ -118,7 +118,7 @@ if DBUS_HAVE_MAN2HTML
 html_DATA += $(MAN_HTML_FILES)
 
 %.1.html: %.1
-	$(AM_V_GEN)( $(MAN2HTML) $< > $@.tmp && mv $@.tmp $@ )
+	$(AM_V_GEN)( $(MAN2HTML) < $< > $@.tmp && mv $@.tmp $@ )
 endif
 
 if DBUS_CAN_UPLOAD_DOCS