diff --git a/legacy_tests/app_test_i2s_loopback/xua_conf.h b/legacy_tests/app_test_i2s_loopback/xua_conf.h
index bec236b1..a1120f49 100644
--- a/legacy_tests/app_test_i2s_loopback/xua_conf.h
+++ b/legacy_tests/app_test_i2s_loopback/xua_conf.h
@@ -4,7 +4,7 @@
 #define __custom_defines_h__
 
 #define EXCLUDE_USB_AUDIO_MAIN
-#define NUM_PDM_MICS 0
+#define XUA_NUM_PDM_MICS 0
 #define XUD_TILE 1
 #define AUDIO_IO_TILE 0
 #define MIXER 0
diff --git a/tests/xua_unit_tests/src/xua_conf.h b/tests/xua_unit_tests/src/xua_conf.h
index b5a0dbf3..798c5e43 100644
--- a/tests/xua_unit_tests/src/xua_conf.h
+++ b/tests/xua_unit_tests/src/xua_conf.h
@@ -11,7 +11,7 @@
 #define MAX_FREQ 48000
 
 #define EXCLUDE_USB_AUDIO_MAIN
-#define NUM_PDM_MICS 0
+#define XUA_NUM_PDM_MICS 0
 
 #define PDM_TILE 2
 #define XUD_TILE 1