diff --git a/package/develop/trace-cmd/trace-cmd.desc b/package/develop/trace-cmd/trace-cmd.desc
index 7daf613137c..30270ece9be 100644
--- a/package/develop/trace-cmd/trace-cmd.desc
+++ b/package/develop/trace-cmd/trace-cmd.desc
@@ -18,6 +18,8 @@
 
 [C] base/tool
 
+[E] opt xmlto
+
 [L] GPL
 [V] 3.4
 
diff --git a/package/gnome/gspell/gspell.desc b/package/gnome/gspell/gspell.desc
index dcbf135bd3f..b265414a0ff 100644
--- a/package/gnome/gspell/gspell.desc
+++ b/package/gnome/gspell/gspell.desc
@@ -15,6 +15,8 @@
 
 [C] extra/shell extra/desktop/gnome
 
+[E] opt gtk-doc docbook-xml docbook-xsl
+
 [L] LGPL
 [V] 1.14.3
 [P] X -----5---9 177.200