diff --git a/apps/plugins/pitch_detector.c b/apps/plugins/pitch_detector.c
index db1397207e..ed3ff6413d 100644
--- a/apps/plugins/pitch_detector.c
+++ b/apps/plugins/pitch_detector.c
@@ -244,7 +244,7 @@ static int audio_head = 0; /* which of the two buffers to use? */
 static volatile int audio_tail = 0; /* which of the two buffers to record? */
 /* It's stereo, so make the buffer twice as big */
 #ifndef SIMULATOR
-static int16_t audio_data[2][BUFFER_SIZE] __attribute__((aligned(CACHEALIGN_SIZE)));
+static int16_t audio_data[2][BUFFER_SIZE] MEM_ALIGN_ATTR;
 static fixed yin_buffer[YIN_BUFFER_SIZE] IBSS_ATTR;
 #ifdef PLUGIN_USE_IRAM
 static int16_t iram_audio_data[BUFFER_SIZE] IBSS_ATTR;