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-rw-r--r--apps/recorder/peakmeter.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/apps/recorder/peakmeter.c b/apps/recorder/peakmeter.c
index fb2e465006..3e85fd5509 100644
--- a/apps/recorder/peakmeter.c
+++ b/apps/recorder/peakmeter.c
@@ -82,8 +82,8 @@ bool peak_meter_enabled = true;
/** Parameters **/
/* Range */
-unsigned short peak_meter_range_min; /* minimum of range in samples */
-unsigned short peak_meter_range_max; /* maximum of range in samples */
+static unsigned short peak_meter_range_min; /* minimum of range in samples */
+static unsigned short peak_meter_range_max; /* maximum of range in samples */
static unsigned short pm_range; /* range width in samples */
static bool pm_use_dbfs = true; /* true if peakmeter displays dBfs */
static bool level_check; /* true if peeked at peakmeter before drawing */