diff --git a/tools/chatgui/tests/test_call_jitter.cpp b/tools/chatgui/tests/test_call_jitter.cpp
index ed72a323..8469d3fc 100644
--- a/tools/chatgui/tests/test_call_jitter.cpp
+++ b/tools/chatgui/tests/test_call_jitter.cpp
@@ -52,6 +52,7 @@ int main() {
         CHECK(arrival.reserve == 60);
     }
     debug_set_level(DEBUG_LEVEL_WARN);
+    debug_enable_console(1);
     int16_t pcm[480];
     int depth, tempo;
     uint32_t dropped, under;
@@ -63,7 +64,10 @@ int main() {
         CHECK(call_jitter_pull(j, pcm, 480) == 0);
         push(j, 2);
         CHECK(call_jitter_pull(j, pcm, 480) > 0);
+        call_jitter_range range;
         for (int i = 3; i < 503; i++) push(j, i, 10060); // 10с сетевой задержки, затем пачка
+        call_jitter_get_stats(j, nullptr, nullptr, nullptr, nullptr, &range);
+        CHECK(range.reserve_ms == 1000);
         int next = 503, highest = 100;
         for (int tick = 0; tick < 6000; tick++) {
             if (tick % 2 == 0) push(j, next++, 10060 + tick * 10); // непрерывный live
@@ -71,7 +75,6 @@ int main() {
             call_jitter_get_stats(j, &depth, &tempo, &dropped, &under, nullptr);
             if (tempo > highest) highest = tempo;
         }
-        call_jitter_range range;
         call_jitter_get_stats(j, nullptr, nullptr, nullptr, nullptr, &range);
         CHECK(range.reserve_ms == 60 && range.max_ms >= 10000);
         CHECK(range.min_ms <= range.max_ms);
@@ -82,7 +85,8 @@ int main() {
         for (size_t i = 0; i < d.seen.size(); i++) CHECK(d.seen[i] == (int)i);
         for (int i = 0; i < 100; i++) call_jitter_pull(j, pcm, 480);
         size_t before = d.seen.size();
-        push(j, next++); push(j, next++);
+        // Один кадр плюс остаток SoundTouch ниже 60мс; два кадра уже могут заполнить запас.
+        push(j, next++);
         int refill = call_jitter_pull(j, pcm, 480);
         if (refill) {
             call_jitter_get_stats(j, &depth, nullptr, nullptr, nullptr, &range);