diff --git a/tinyusb/common/assertion.h b/tinyusb/common/assertion.h
index edc1a2c45..a3218b5f1 100644
--- a/tinyusb/common/assertion.h
+++ b/tinyusb/common/assertion.h
@@ -97,11 +97,11 @@ extern "C"
 //--------------------------------------------------------------------+
 #define ASSERT_STATUS_MESSAGE(sts, message) \
     ASSERT_DEFINE(tusb_error_t status = (tusb_error_t)(sts),\
-                  TUSB_ERROR_NONE == status, status, "%s: %s", TUSB_ErrorStr[status], message)
+                  TUSB_ERROR_NONE == status, status, "%s: %s", tusb_strerr[status], message)
 
 #define ASSERT_STATUS(sts) \
     ASSERT_DEFINE(tusb_error_t status = (tusb_error_t)(sts),\
-                  TUSB_ERROR_NONE == status, status, "%s", TUSB_ErrorStr[status])
+                  TUSB_ERROR_NONE == status, status, "%s", tusb_strerr[status])
 
 //--------------------------------------------------------------------+
 // Logical Assert
diff --git a/tinyusb/common/tusb_error.c b/tinyusb/common/tusb_error.c
deleted file mode 100644
index 3236a5a3f..000000000
--- a/tinyusb/common/tusb_error.c
+++ /dev/null
@@ -1,48 +0,0 @@
-/**************************************************************************/
-/*!
-    @file     tusb_error.c
-    @author   hathach (tinyusb.org)
-
-    @section LICENSE
-
-    Software License Agreement (BSD License)
-
-    Copyright (c) 2013, hathach (tinyusb.org)
-    All rights reserved.
-
-    Redistribution and use in source and binary forms, with or without
-    modification, are permitted provided that the following conditions are met:
-    1. Redistributions of source code must retain the above copyright
-    notice, this list of conditions and the following disclaimer.
-    2. Redistributions in binary form must reproduce the above copyright
-    notice, this list of conditions and the following disclaimer in the
-    documentation and/or other materials provided with the distribution.
-    3. Neither the name of the copyright holders nor the
-    names of its contributors may be used to endorse or promote products
-    derived from this software without specific prior written permission.
-
-    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
-    EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
-    WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
-    DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
-    DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
-    INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
-    LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION HOWEVER CAUSED AND
-    ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-    INCLUDING NEGLIGENCE OR OTHERWISE ARISING IN ANY WAY OUT OF THE USE OF THIS
-    SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-    This file is part of the tinyusb stack.
-*/
-/**************************************************************************/
-
-#include "tusb_error.h"
-
-#if TUSB_CFG_DEBUG
-
-char const* const TUSB_ErrorStr[TUSB_ERROR_COUNT] =
-{
- ERROR_TABLE(ERROR_STRING)
-};
-
-#endif
diff --git a/tinyusb/common/tusb_error.h b/tinyusb/common/tusb_error.h
index 24826f36f..96684ef5f 100644
--- a/tinyusb/common/tusb_error.h
+++ b/tinyusb/common/tusb_error.h
@@ -102,7 +102,7 @@ typedef enum
 
 #if TUSB_CFG_DEBUG
 /// Enum to String for debugging purposes. Only available if \ref TUSB_CFG_DEBUG > 0
-extern char const* const TUSB_ErrorStr[TUSB_ERROR_COUNT];
+extern char const* const tusb_strerr[TUSB_ERROR_COUNT];
 #endif
 
 #ifdef __cplusplus
diff --git a/tinyusb/common/verify.h b/tinyusb/common/verify.h
index efea73815..c472c293e 100644
--- a/tinyusb/common/verify.h
+++ b/tinyusb/common/verify.h
@@ -61,7 +61,7 @@
 //--------------------------------------------------------------------+
 #if TUSB_CFG_DEBUG >= 1
 //  #define _VERIFY_MESS(format, ...) cprintf("[%08ld] %s: %d: verify failed\n", get_millis(), __func__, __LINE__)
-  #define _VERIFY_MESS(_status)   printf("%s: %d: verify failed, error = %s\n", __PRETTY_FUNCTION__, __LINE__, TUSB_ErrorStr[_status]);
+  #define _VERIFY_MESS(_status)   printf("%s: %d: verify failed, error = %s\n", __PRETTY_FUNCTION__, __LINE__, tusb_strerr[_status]);
   #define _ASSERT_MESS()         printf("%s: %d: assert failed\n", __PRETTY_FUNCTION__, __LINE__);
 #else
   #define _VERIFY_MESS(_status)
diff --git a/tinyusb/tusb.c b/tinyusb/tusb.c
index cb944a761..309fcc249 100644
--- a/tinyusb/tusb.c
+++ b/tinyusb/tusb.c
@@ -68,3 +68,16 @@ void tusb_task(void)
   #endif
 }
 #endif
+
+
+/*------------------------------------------------------------------*/
+/* Debug
+ *------------------------------------------------------------------*/
+#if TUSB_CFG_DEBUG
+
+char const* const tusb_strerr[TUSB_ERROR_COUNT] =
+{
+ ERROR_TABLE(ERROR_STRING)
+};
+
+#endif