diff --git a/libuavcan_drivers/lpc11c24/test_olimex_lpc_p11c24/src/sys/board.cpp b/libuavcan_drivers/lpc11c24/test_olimex_lpc_p11c24/src/sys/board.cpp
index 26703c47ac..b3429843aa 100644
--- a/libuavcan_drivers/lpc11c24/test_olimex_lpc_p11c24/src/sys/board.cpp
+++ b/libuavcan_drivers/lpc11c24/test_olimex_lpc_p11c24/src/sys/board.cpp
@@ -154,10 +154,10 @@ __attribute__((optimize(0)))     // Optimization must be disabled lest it hardfa
 #endif
 void readUniqueID(std::uint8_t out_uid[UniqueIDSize])
 {
-    unsigned aligned_array[4] = {};  // out_uid may be unaligned, so we need to use temp array
+    unsigned aligned_array[5] = {};  // out_uid may be unaligned, so we need to use temp array
     unsigned iap_command = 58;
     reinterpret_cast<void(*)(void*, void*)>(0x1FFF1FF1)(&iap_command, aligned_array);
-    std::memcpy(out_uid, aligned_array, 16);
+    std::memcpy(out_uid, &aligned_array[1], 16);
 }
 
 void setStatusLed(bool state)