diff --git a/prop.mk b/prop.mk
index 1888618..4d714dc 100644
--- a/prop.mk
+++ b/prop.mk
@@ -17,6 +17,7 @@ PRODUCT_PROPERTY_OVERRIDES += \
 	persist.vendor.audio.fluence.speaker=true \
 	persist.vendor.audio.fluence.voicecall=true \
 	persist.vendor.audio.fluence.voicerec=true \
+    ro.config.vc_call_vol_steps=7 \
 	persist.vendor.btstack.enable.splita2dp=false \
 	ro.af.client_heap_size_kbyte=7168 \
 	ro.vendor.audio.sdk.fluencetype=fluence \