diff --git a/src/add-ons/accelerants/radeon_hd/encoder.cpp b/src/add-ons/accelerants/radeon_hd/encoder.cpp
index 29fff06155..8435cf0e0f 100644
--- a/src/add-ons/accelerants/radeon_hd/encoder.cpp
+++ b/src/add-ons/accelerants/radeon_hd/encoder.cpp
@@ -1856,7 +1856,7 @@ encoder_dpms_set_dig(uint8 crtcID, int mode)
 						ATOM_ENCODER_CMD_DP_VIDEO_OFF);
 				}
 				// dp link train
-				dp_link_train(crtcID);
+				dp_link_train(connectorIndex);
 				if (info.dceMajor >= 4) {
 					encoder_dig_setup(connectorIndex, pll->pixelClock,
 						ATOM_ENCODER_CMD_DP_VIDEO_ON);