diff --git a/src/main.c b/src/main.c
index a418364..cd424d6 100644
--- a/src/main.c
+++ b/src/main.c
@@ -255,7 +255,7 @@ static void lo_generate_phase(uint32_t *buf, size_t len, uint32_t step, uint32_t
 
 static void rx_lo_init(double req_freq, bool align)
 {
-	const double step_hz = (double)CLK_SYS_HZ / ((32 << LO_BITS_DEPTH) / 2.0);
+	const double step_hz = (double)CLK_SYS_HZ / ((8 << LO_BITS_DEPTH) / 2.0);
 	double freq = req_freq;
 
 	if (align)