diff --git a/common/feat_detect.c b/common/feat_detect.c
index 50b74d0..871b52d 100644
--- a/common/feat_detect.c
+++ b/common/feat_detect.c
@@ -144,6 +144,14 @@
 	check_feature(ENABLE_FEAT_SB, read_feat_sb_id_field(), "SB", 1, 1);
 	check_feature(ENABLE_FEAT_CSV2_2, read_feat_csv2_id_field(),
 		      "CSV2_2", 2, 3);
+	/*
+	 * Even though the PMUv3 is an OPTIONAL feature, it is always
+	 * implemented and Arm prescribes so. So assume it will be there and do
+	 * away with a flag for it. This is used to check minor PMUv3px
+	 * revisions so that we catch them as they come along
+	 */
+	check_feature(FEAT_STATE_ALWAYS, read_feat_pmuv3_id_field(),
+		      "PMUv3", 1, ID_AA64DFR0_PMUVER_PMUV3P7);
 
 	/* v8.1 features */
 	check_feature(ENABLE_FEAT_PAN, read_feat_pan_id_field(), "PAN", 1, 3);