diff --git a/tools/perf/pmu-events/jevents.c b/tools/perf/pmu-events/jevents.c
index 7c887d37b893..1db4df106c43 100644
--- a/tools/perf/pmu-events/jevents.c
+++ b/tools/perf/pmu-events/jevents.c
@@ -604,7 +604,7 @@ static int json_events(const char *fn,
 			} else if (json_streq(map, field, "ExtSel")) {
 				char *code = NULL;
 				addfield(map, &code, "", "", val);
-				eventcode |= strtoul(code, NULL, 0) << 21;
+				eventcode |= strtoul(code, NULL, 0) << 8;
 				free(code);
 			} else if (json_streq(map, field, "EventName")) {
 				addfield(map, &je.name, "", "", val);