diff --git a/doc/Makefile.am b/doc/Makefile.am
index 94766de..f6fb084 100644
--- a/doc/Makefile.am
+++ b/doc/Makefile.am
@@ -12,10 +12,6 @@ html_DATA = \
	$(HTML_FILES)
 endif
 
-if FVWM_BUILD_MANDOC
 SUBDIRS = commands images docbook-xml docbook-xsl fvwm
-else
-SUBDIRS = commands images docbook-xml docbook-xsl
-endif
 
 all: $(doc_DATA)