diff --git a/doc/Makefile.am b/doc/Makefile.am
index eda70f42..f6378bf8 100644
--- a/doc/Makefile.am
+++ b/doc/Makefile.am
@@ -16,10 +16,10 @@ clean:
 	rm -rf *.8
 	rm -rf html/*
 
-man_MANS: pacman.8 makepkg.8 libalpm.3
+man_MANS = pacman.8 makepkg.8 libalpm.3
 
-#if HAS_DOXYGEN
-#man_MANS += man3/*.3
-#endif
+if HAS_DOXYGEN
+man_MANS += man3/*.3
+endif
 
 EXTRA_DIST = $(man_MANS)