diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index 64f0aefeba3b..5f3146651684 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -1226,7 +1226,7 @@ static const struct syscall_fmt syscall_fmts[] = {
 	  .arg = { [0] = { .scnprintf = SCA_FDAT,	/* dfd */ },
 		   [2] = { .scnprintf = SCA_OPEN_FLAGS, /* flags */ }, }, },
 	{ .name	    = "perf_event_open",
-	  .arg = { [0] = { .scnprintf = SCA_PERF_ATTR,  /* attr */ },
+	  .arg = { [0] = SCA_PERF_ATTR_FROM_USER(attr),
 		   [2] = { .scnprintf = SCA_INT,	/* cpu */ },
 		   [3] = { .scnprintf = SCA_FD,		/* group_fd */ },
 		   [4] = { .scnprintf = SCA_PERF_FLAGS, /* flags */ }, }, },
diff --git a/tools/perf/trace/beauty/perf_event_open.c b/tools/perf/trace/beauty/perf_event_open.c
index 632237128640..9f1ed989c775 100644
--- a/tools/perf/trace/beauty/perf_event_open.c
+++ b/tools/perf/trace/beauty/perf_event_open.c
@@ -88,3 +88,7 @@ static size_t syscall_arg__scnprintf_perf_event_attr(char *bf, size_t size, stru
 }
 
 #define SCA_PERF_ATTR syscall_arg__scnprintf_perf_event_attr
+// 'argname' is just documentational at this point, to remove the previous comment with that info
+#define SCA_PERF_ATTR_FROM_USER(argname) \
+          { .scnprintf  = SCA_PERF_ATTR, \
+            .from_user  = true, }