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Diffstat (limited to 'cores/arduino/PluggableUSB.h')
-rw-r--r--cores/arduino/PluggableUSB.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/cores/arduino/PluggableUSB.h b/cores/arduino/PluggableUSB.h
index 647980b..d89040e 100644
--- a/cores/arduino/PluggableUSB.h
+++ b/cores/arduino/PluggableUSB.h
@@ -25,7 +25,7 @@
#if defined(USBCON)
-typedef struct
+typedef struct __attribute__((packed))
{
bool (*setup)(USBSetup& setup, u8 i);
int (*getInterface)(u8* interfaceNum);