diff --git a/data/calculate b/data/calculate
index ad40cc5..3609ae4 100644
--- a/data/calculate
+++ b/data/calculate
@@ -22,7 +22,7 @@ depend() {
 check_install_ability()
 {
 	local pkg=$1
-	FETCHCOMMAND=false DISTDIR=/usr/portage/distfiles emerge -fq $pkg &>/dev/null
+	FEATURES="-getbinpkg" FETCHCOMMAND=false DISTDIR=/usr/portage/distfiles emerge -fq $pkg &>/dev/null
 }
 
 is_already_install()
@@ -38,7 +38,7 @@ install_pkg()
 {
 	local pkg=$1
 	ebegin "Installing $pkg"
-	FETCHCOMMAND=false DISTDIR=/usr/portage/distfiles emerge $pkg &>/dev/null
+	FEATURES="-getbinpkg" FETCHCOMMAND=false DISTDIR=/usr/portage/distfiles emerge $pkg &>/dev/null
 }
 
 variable_value()