diff --git a/src/powersaver.cpp b/src/powersaver.cpp
index 8ebee28..a6debb7 100644
--- a/src/powersaver.cpp
+++ b/src/powersaver.cpp
@@ -74,7 +74,9 @@ void PowerSaver::removeScreenTimer() {
 #define SCREEN_BLANK_PATH "/sys/class/graphics/fb0/blank"
 void PowerSaver::setScreenBlanking(bool state) {
 	const char *path = SCREEN_BLANK_PATH;
-	const char *blank = state ? "0" : "1";
+	const char *blank = state
+		? "0" /* FB_BLANK_UNBLANK */
+		: "4" /* FB_BLANK_POWERDOWN */;
 
 	int fd = open(path, O_RDWR);
 	if (fd == -1) {