diff --git a/src/aio.c b/src/aio.c
index b278c93..e726b9a 100644
--- a/src/aio.c
+++ b/src/aio.c
@@ -12,7 +12,7 @@ static constexpr uint8_t max_curve_points = 7;
 static uint8_t req[buf_size], resp[buf_size];
 
 static const struct curve_point_t fan_curve[] = {
-	{ .temp = 35, .duty = 20 }, // ~150rpm
+	{ .temp = 35, .duty = 25 }, // ~350rpm
 	{ .temp = 40, .duty = 40 },
 	{ .temp = 46, .duty = 60 },
 	{ .temp = 50, .duty = 100 }