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-rw-r--r--tools/perf/util/stat-display.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/util/stat-display.c b/tools/perf/util/stat-display.c
index 660e4f6616f5..7f885b04c23f 100644
--- a/tools/perf/util/stat-display.c
+++ b/tools/perf/util/stat-display.c
@@ -441,7 +441,7 @@ static void new_line_json(struct perf_stat_config *config, void *ctx)
{
struct outstate *os = ctx;
- fputc('\n', os->fh);
+ fputs("\n{", os->fh);
if (os->prefix)
fprintf(os->fh, "%s", os->prefix);
aggr_printout(config, os->evsel, os->id, os->nr);