--- a/x11-themes/tango-icon-theme/tango-icon-theme-0.8.90-r1.ebuild	
+++ a/x11-themes/tango-icon-theme/tango-icon-theme-0.8.90-r1.ebuild	
@@ -33,9 +33,9 @@ src_prepare() {
 
 	# https://bugs.gentoo.org/472766
 	shopt -s nullglob
-	cards=$(echo -n /dev/dri/card* | sed 's/ /:/g')
-	if test -n "${cards}"; then
-		addpredict "${cards}"
+	nodes=$(echo -n /dev/dri/{card,render}* | sed 's/ /:/g')":/dev/nvidiactl"
+	if test -n "${nodes}"; then
+		addpredict "${nodes}"
 	fi
 	shopt -u nullglob
 }