--- a/Makefile	2024-01-30 00:21:55.000000000 +0100
+++ b/Makefile	2024-02-02 17:27:27.945732689 +0100
@@ -13,8 +13,6 @@
 NODE_BUILDER_LEVELS=e?m? dm?? map??
 LEGACY_TRANSPARENCY_INDEX=255
 LEGACY_TRANSPARENCY_REPLACEMENT=133
-MANUAL_ADOC_FILES=$(wildcard manual/freedoom-manual-??.adoc)
-MANUAL_PDF_FILES=$(subst .adoc,.pdf,$(MANUAL_ADOC_FILES))
 
 FREEDOOM1=$(WADS)/freedoom1.wad
 FREEDOOM2=$(WADS)/freedoom2.wad
@@ -117,7 +115,7 @@
 
 HTMLDOCS=NEWS.html README.html
 TEXTDOCS=COPYING.txt CREDITS.txt CREDITS-MUSIC.txt
-DISTDOCS=$(HTMLDOCS) $(TEXTDOCS) $(MANUAL_PDF_FILES)
+DISTDOCS=$(HTMLDOCS) $(TEXTDOCS)
 
 dist: $(OBJS) $(DISTDOCS)
 	LC_ALL=C VERSION=$(VERSION) scripts/makepkgs freedm $(FREEDM) $(DISTDOCS)
@@ -251,7 +249,7 @@
 waddir?=/share/games/doom
 target=$(DESTDIR)$(prefix)
 
-install-freedm: $(FREEDM) $(HTMLDOCS) $(MANUAL_PDF_FILES) \
+install-freedm: $(FREEDM) $(HTMLDOCS) \
                 freedm.6 io.github.freedoom.FreeDM.png
 	install -Dm 644 dist/io.github.freedoom.FreeDM.desktop \
 	                -t "$(target)/share/applications"
@@ -264,10 +262,9 @@
 	                -t "$(target)/share/icons"
 	install -Dm 644 CREDITS CREDITS-MUSIC NEWS.html README.html -t "$(target)$(docdir)/freedm"
 	install -Dm 644 COPYING.adoc "$(target)$(docdir)/freedm/COPYING"
-	-install -Dm 644 $(MANUAL_PDF_FILES) -t "$(target)$(docdir)/freedm"
 
 install-freedoom: $(FREEDOOM1) $(FREEDOOM2) $(HTMLDOCS)                 \
-                  $(MANUAL_PDF_FILES) freedoom1.6 freedoom2.6    \
+                  freedoom1.6 freedoom2.6    \
                   io.github.freedoom.Phase1.png                         \
                   io.github.freedoom.Phase2.png
 	install -Dm 644 dist/io.github.freedoom.Phase1.desktop \
@@ -290,7 +287,6 @@
 	install -Dm 644 CREDITS CREDITS-MUSIC NEWS.html README.html \
 	                -t "$(target)$(docdir)/freedoom"
 	install -Dm 644 COPYING.adoc "$(target)$(docdir)/freedoom/COPYING"
-	-install -Dm 644 $(MANUAL_PDF_FILES) -t "$(target)$(docdir)/freedoom"
 
 # For the following uninstall targets the manual arguments are intentionally
 # not quoted since they are wildcards.
@@ -307,8 +303,7 @@
 	      "$(target)$(docdir)/freedm/CREDITS-MUSIC"                         \
 	      "$(target)$(docdir)/freedm/COPYING"                               \
 	      "$(target)$(docdir)/freedm/NEWS.html"                             \
-	      "$(target)$(docdir)/freedm/README.html"                           \
-	       $(target)$(docdir)/freedm/freedoom-manual-??.pdf
+	      "$(target)$(docdir)/freedm/README.html"
 	-rmdir -p "$(target)/share/applications"                    \
 	      "$(target)/share/metainfo" "$(target)/share/icons"    \
 	      "$(target)$(bindir)" "$(target)$(mandir)/man6"        \
@@ -332,8 +327,7 @@
 	      "$(target)$(docdir)/freedoom/CREDITS-MUSIC"                       \
 	      "$(target)$(docdir)/freedoom/COPYING"                             \
 	      "$(target)$(docdir)/freedoom/NEWS.html"                           \
-	      "$(target)$(docdir)/freedoom/README.html"                         \
-	       $(target)$(docdir)/freedoom/freedoom-manual-??.pdf
+	      "$(target)$(docdir)/freedoom/README.html"
 	-rmdir -p "$(target)/share/applications"                    \
 	      "$(target)/share/metainfo" "$(target)/share/icons"    \
 	      "$(target)$(bindir)" "$(target)$(mandir)/man6"        \