diff --git a/config/boards/shields/ghazal/ghazal.conf b/config/boards/shields/ghazal/ghazal.conf
index 8e574c21..9098d601 100644
--- a/config/boards/shields/ghazal/ghazal.conf
+++ b/config/boards/shields/ghazal/ghazal.conf
@@ -48,7 +48,7 @@ CONFIG_PMW3610_FORCE_AWAKE=y
 CONFIG_PMW3610_MACCEL=y
 CONFIG_PMW3610_CPI_DIVIDOR=1
 CONFIG_PMW3610_MACCEL_OFFSET=075
-CONFIG_PMW3610_MACCEL_GROWTH_RATE=075
+CONFIG_PMW3610_MACCEL_GROWTH_RATE=040
 CONFIG_PMW3610_MACCEL_LIMIT=020
 
 # logging