diff --git a/src/class/msc/msc_device.c b/src/class/msc/msc_device.c
index 692fd2441..9b79b68a7 100644
--- a/src/class/msc/msc_device.c
+++ b/src/class/msc/msc_device.c
@@ -105,7 +105,7 @@ static inline uint16_t rdwr10_get_blockcount(uint8_t const command[])
 //--------------------------------------------------------------------+
 #if CFG_TUSB_DEBUG >= 2
 
-static lookup_entry_t const _msc_scsi_cmd_lookup[] =
+static tu_lookup_entry_t const _msc_scsi_cmd_lookup[] =
 {
   { .key = SCSI_CMD_TEST_UNIT_READY              , .data = "Test Unit Ready" },
   { .key = SCSI_CMD_INQUIRY                      , .data = "Inquiry" },
@@ -120,7 +120,7 @@ static lookup_entry_t const _msc_scsi_cmd_lookup[] =
   { .key = SCSI_CMD_WRITE_10                     , .data = "Write10" }
 };
 
-static lookup_table_t const _msc_scsi_cmd_table =
+static tu_lookup_table_t const _msc_scsi_cmd_table =
 {
   .count = TU_ARRAY_SIZE(_msc_scsi_cmd_lookup),
   .items = _msc_scsi_cmd_lookup
@@ -418,7 +418,7 @@ bool mscd_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t event, uint32_t
       TU_ASSERT( event == XFER_RESULT_SUCCESS &&
                  xferred_bytes == sizeof(msc_cbw_t) && p_cbw->signature == MSC_CBW_SIGNATURE );
 
-      TU_LOG2("  SCSI Command: %s\r\n", lookup_find(&_msc_scsi_cmd_table, p_cbw->command[0]));
+      TU_LOG2("  SCSI Command: %s\r\n", tu_lookup_find(&_msc_scsi_cmd_table, p_cbw->command[0]));
       // TU_LOG2_MEM(p_cbw, xferred_bytes, 2);
 
       p_csw->signature    = MSC_CSW_SIGNATURE;
diff --git a/src/common/tusb_common.h b/src/common/tusb_common.h
index 1dba6c914..d95c0ffc4 100644
--- a/src/common/tusb_common.h
+++ b/src/common/tusb_common.h
@@ -251,16 +251,16 @@ void tu_print_var(uint8_t const* buf, uint32_t bufsize)
 typedef struct
 {
   uint32_t key;
-  char const * data;
-}lookup_entry_t;
+  const char* data;
+} tu_lookup_entry_t;
 
 typedef struct
 {
   uint16_t count;
-  lookup_entry_t const* items;
-} lookup_table_t;
+  tu_lookup_entry_t const* items;
+} tu_lookup_table_t;
 
-static inline char const* lookup_find(lookup_table_t const* p_table, uint32_t key)
+static inline const char* tu_lookup_find(tu_lookup_table_t const* p_table, uint32_t key)
 {
   for(uint16_t i=0; i<p_table->count; i++)
   {
diff --git a/src/portable/nordic/nrf5x/dcd_nrf5x.c b/src/portable/nordic/nrf5x/dcd_nrf5x.c
index 7ca32c4f6..fdf56b6ca 100644
--- a/src/portable/nordic/nrf5x/dcd_nrf5x.c
+++ b/src/portable/nordic/nrf5x/dcd_nrf5x.c
@@ -829,7 +829,7 @@ void tusb_hal_nrf_power_event (uint32_t event)
 
         hfclk_disable();
 
-        dcd_event_bus_signal(0, DCD_EVENT_UNPLUGGED, true);
+        dcd_event_bus_signal(0, DCD_EVENT_UNPLUGGED, (SCB->ICSR & SCB_ICSR_VECTACTIVE_Msk) ? true : false);
       }
     break;