diff --git a/dsp/q6adm.c b/dsp/q6adm.c
index c49e0d08bfbb..ab667fb7478b 100644
--- a/dsp/q6adm.c
+++ b/dsp/q6adm.c
@@ -5358,7 +5358,7 @@ int adm_get_source_tracking(int port_id, int copp_idx,
 	 */
 	param_hdr.param_size =
 		sizeof(struct adm_param_fluence_sourcetracking_t) +
-		sizeof(union param_hdrs);
+		sizeof(struct param_hdr_v3);
 
 	/*
 	 * Retrieving parameters out of band, so no need to provide a buffer for
@@ -5387,7 +5387,7 @@ int adm_get_source_tracking(int port_id, int copp_idx,
 	source_tracking_params =
 		(struct adm_param_fluence_sourcetracking_t
 			 *) (this_adm.sourceTrackingData.memmap.kvaddr +
-			     sizeof(struct param_hdr_v1));
+			     sizeof(struct param_hdr_v3));
 	for (i = 0; i < MAX_SECTORS; i++) {
 		sourceTrackingData->vad[i] = source_tracking_params->vad[i];
 		pr_debug("%s: vad[%d] = %d\n",