diff --git a/hw/display/xteink_x3_eink.c b/hw/display/xteink_x3_eink.c
index da363c6d77..335379c921 100644
--- a/hw/display/xteink_x3_eink.c
+++ b/hw/display/xteink_x3_eink.c
@@ -84,8 +84,7 @@ static void xteink_frame_updated(QemuConsole *console)
 #define CMD_LUT_FIRST 0x20
 #define CMD_LUT_LAST 0x24
 
-/* Mirror a real panel refresh (~1 s): shorter pulses let the completion edge pass before the firmware arms its ISR, costing a 30 s timeout. */
-#define BUSY_TIME_NS (1000 * SCALE_MS)
+#define BUSY_TIME_NS (5 * SCALE_MS)
 
 #define XTEINK_X3_LUT_PREFIX_SIZE 13