diff --git a/tests/platform/rx_test.c b/tests/platform/rx_test.c
index db9a7e40..43d4590b 100644
--- a/tests/platform/rx_test.c
+++ b/tests/platform/rx_test.c
@@ -37,7 +37,7 @@ int main()
 
     audio_enableMic();
     streamId id = inputStream_start(SOURCE_RTX, PRIO_TX, sampleBuf, numSamples,
-                                    BUF_LINEAR, 24000);
+                                    BUF_LINEAR, 48000);
 
     sleepFor(3u, 0u);
     platform_ledOn(GREEN);