diff --git a/ChangeLog b/ChangeLog
index 2fb7ff55c1c..3f35d1531c3 100755
--- a/ChangeLog
+++ b/ChangeLog
@@ -11555,3 +11555,5 @@
 	* tools/testbuild.sh:  .config files were not being updated because (a)
 	  kconfig-conf was being called in the wrong directory and (b) apps/Kconfig
 	  had not yet been created.  Now uses 'make olddefconfig' (2016-03-09).
+	* arch/arm/src/stm32l4 and include/stm32l4:  Add support for the STM32L4
+	  family.  From Sebastien Lorquet (2016-03-10).
diff --git a/arch b/arch
index a620f599552..d0c87105be2 160000
--- a/arch
+++ b/arch
@@ -1 +1 @@
-Subproject commit a620f5995523c742551e300b0fdfc85306b2f6bb
+Subproject commit d0c87105be2b62175b0223c5a45dd63db786494a