diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
index d0cb40df60a474a8355e372acf4c656daa5d01ef..cd9c31b5e55d395f0d4536edd1d8fefcb4bc0790 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
@@ -3504,6 +3504,7 @@ static bool decide_fallback_link_setting(
 			current_link_setting->link_rate =
 				reduce_link_rate(
 					current_link_setting->link_rate);
+			current_link_setting->lane_count = initial_link_settings.lane_count;
 		} else {
 			return false;
 		}
@@ -3516,6 +3517,7 @@ static bool decide_fallback_link_setting(
 			current_link_setting->link_rate =
 				reduce_link_rate(
 					current_link_setting->link_rate);
+			current_link_setting->lane_count = initial_link_settings.lane_count;
 		} else {
 			return false;
 		}