diff --git a/include/uapi/misc/habanalabs.h b/include/uapi/misc/habanalabs.h
index 8c15a7d336a0d1889d821f3f5ddeb583fee5f212..dc8bcec195ccfd3e46a933679340c6c779b7b93e 100644
--- a/include/uapi/misc/habanalabs.h
+++ b/include/uapi/misc/habanalabs.h
@@ -279,6 +279,7 @@ enum hl_device_status {
  * HL_INFO_CLK_THROTTLE_REASON - Retrieve clock throttling reason
  * HL_INFO_SYNC_MANAGER  - Retrieve sync manager info per dcore
  * HL_INFO_TOTAL_ENERGY  - Retrieve total energy consumption
+ * HL_INFO_PLL_FREQUENCY - Retrieve PLL frequency
  */
 #define HL_INFO_HW_IP_INFO		0
 #define HL_INFO_HW_EVENTS		1