diff --git a/.travis.yml b/.travis.yml
index 8329fda4..761b9be2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -20,7 +20,7 @@ before_install:
   #
   - "function _samdopts { echo mcci:samd:${1:-mcci_catena_4450}:lorawan_region=${2:-us915} ; }"
   - "function _stm32l0opts { echo mcci:stm32:Catena:pnum=${1:-CATENA_4551},opt=${3:-osstd},xserial=${4:-generic},usb=${5:-none},upload_method=${6:-STLink} ; }"
- #
+  #
   # Put one or more arguments into lmic_project_config.h as  `#define $i\n`
   - function _projcfg { for i in "$@" ; do printf '#define %s 1\n' "$i" ; done  > $PWD/project_config/lmic_project_config.h ; }
   #
@@ -29,17 +29,20 @@ before_install:
   #
   # modify the board manager preferences to point to our BSPs.
   - arduino --pref "boardsmanager.additional.urls=https://github.com/mcci-catena/arduino-boards/raw/master/BoardManagerFiles/package_mcci_index.json" --save-prefs
+  #
+  # show the output of the config commands for reference.
+  - "echo $(_stm32l0opts) $(_stm32l0opts '' projcfg)"
+  - "echo $(_samdopts) $(_samdopts '' projcfg)"
 
 install:
  - arduino --install-boards mcci:samd
  - arduino --install-boards mcci:stm32
 
 script:
-#
-# show the output of the config commands for reference.
- - "echo $(_stm32l0opts) $(_stm32l0opts '' projcfg)"
- - "echo $(_samdopts) $(_samdopts '' projcfg)"
 
+# simple header file test
+ - arduino --verify --board $(_samdopts) $PWD/examples/header_test/header_test.ino
+ - arduino --verify --board $(_stm32l0opts) $PWD/examples/header_test/header_test.ino
 #
 # test each of the regions.
  - arduino --verify --board $(_samdopts '' us915) $PWD/examples/raw-feather/raw-feather.ino
diff --git a/examples/header_test/header_test.ino b/examples/header_test/header_test.ino
new file mode 100644
index 00000000..e81cffa2
--- /dev/null
+++ b/examples/header_test/header_test.ino
@@ -0,0 +1,36 @@
+/*
+
+Module:  header_test.ino
+
+Function:
+        Simple hello-world (and compile-test) app
+
+Copyright notice and License:
+        See LICENSE file accompanying this project.
+
+Author:
+        Terry Moore, MCCI Corporation	April 2018
+
+*/
+
+#include <lmic.h>
+
+# define STATIC_ASSERT(e)	\
+ void  STATIC_ASSERT__(int MCCIADK_C_ASSERT_x[(e) ? 1: -1])
+
+STATIC_ASSERT(ARDUINO_LMIC_VERSION >= ARDUINO_LMIC_VERSION_CALC(2,1,5,0));
+
+STATIC_ASSERT(ARDUINO_LMIC_VERSION_CALC(1,2,3,4) == 0x01020304);
+
+STATIC_ASSERT(ARDUINO_LMIC_VERSION_GET_MAJOR(ARDUINO_LMIC_VERSION_CALC(1,2,3,4)) == 1);
+STATIC_ASSERT(ARDUINO_LMIC_VERSION_GET_MINOR(ARDUINO_LMIC_VERSION_CALC(1,2,3,4)) == 2);
+STATIC_ASSERT(ARDUINO_LMIC_VERSION_GET_PATCH(ARDUINO_LMIC_VERSION_CALC(1,2,3,4)) == 3);
+STATIC_ASSERT(ARDUINO_LMIC_VERSION_GET_LOCAL(ARDUINO_LMIC_VERSION_CALC(1,2,3,4)) == 4);
+
+void setup()
+	{
+	}
+
+void loop()
+	{
+	}
diff --git a/src/lmic/lmic.h b/src/lmic/lmic.h
index 210fbd61..d01a0530 100644
--- a/src/lmic/lmic.h
+++ b/src/lmic/lmic.h
@@ -93,11 +93,29 @@
 extern "C"{
 #endif
 
-// LMIC version
+// LMIC version -- this is ths IBM LMIC version
 #define LMIC_VERSION_MAJOR 1
 #define LMIC_VERSION_MINOR 6
 #define LMIC_VERSION_BUILD 1468577746
 
+// Arduino LMIC version
+#define ARDUINO_LMIC_VERSION_CALC(major, minor, patch, local)	\
+	(((major) << 24u) | ((minor) << 16u) | ((patch) << 8u) | (local))
+
+#define	ARDUINO_LMIC_VERSION	ARDUINO_LMIC_VERSION_CALC(2, 1, 5, 0)
+
+#define	ARDUINO_LMIC_VERSION_GET_MAJOR(v)	\
+	(((v) >> 24u) & 0xFFu)
+
+#define	ARDUINO_LMIC_VERSION_GET_MINOR(v)	\
+	(((v) >> 16u) & 0xFFu)
+
+#define	ARDUINO_LMIC_VERSION_GET_PATCH(v)	\
+	(((v) >> 8u) & 0xFFu)
+
+#define	ARDUINO_LMIC_VERSION_GET_LOCAL(v)	\
+	((v) & 0xFFu)
+
 //! Only For Antenna Tuning Tests !
 //#define CFG_TxContinuousMode 1