diff --git a/module_usb_audio/devicedefines.h b/module_usb_audio/devicedefines.h
index 1ed7e8e1..a0163b47 100644
--- a/module_usb_audio/devicedefines.h
+++ b/module_usb_audio/devicedefines.h
@@ -555,19 +555,19 @@
         #define STREAM_FORMAT_INPUT_RESOLUTION_32BIT_USED 0
     #endif
 
-    #if((FS_STREAM_FORMAT_INPUT_1_SUBSLOT_BYTES == 4) || HS_STREAM_FORMAT_INPUT_1_SUBSLOT_BYTES == 4)
+    #if((FS_STREAM_FORMAT_INPUT_1_SUBSLOT_BYTES == 4) || (HS_STREAM_FORMAT_INPUT_1_SUBSLOT_BYTES == 4))
         #define STREAM_FORMAT_INPUT_SUBSLOT_4_USED 1
     #else
         #define STREAM_FORMAT_INPUT_SUBSLOT_4_USED 0
     #endif
 
-    #if((FS_STREAM_FORMAT_INPUT_1_SUBSLOT_BYTES == 3) || HS_STREAM_FORMAT_INPUT_1_SUBSLOT_BYTES == 3)
+    #if((FS_STREAM_FORMAT_INPUT_1_SUBSLOT_BYTES == 3) || (HS_STREAM_FORMAT_INPUT_1_SUBSLOT_BYTES == 3))
         #define STREAM_FORMAT_INPUT_SUBSLOT_3_USED 1
     #else
         #define STREAM_FORMAT_INPUT_SUBSLOT_3_USED 0
     #endif
 
-    #if((FS_STREAM_FORMAT_INPUT_1_SUBSLOT_BYTES == 2) || HS_STREAM_FORMAT_INPUT_1_SUBSLOT_BYTES == 2)
+    #if((FS_STREAM_FORMAT_INPUT_1_SUBSLOT_BYTES == 2) || (HS_STREAM_FORMAT_INPUT_1_SUBSLOT_BYTES == 2))
         #define STREAM_FORMAT_INPUT_SUBSLOT_2_USED 1
     #else
         #define STREAM_FORMAT_INPUT_SUBSLOT_2_USED 0