diff --git a/Makefile b/Makefile
index 0e6e9ab..16ba4df 100644
--- a/Makefile
+++ b/Makefile
@@ -2,6 +2,5 @@ PROCESSOR_FAMILY := lm4f
 BOARD := lplm4f120h5qr
 # watch the CPU execute
 #LOCAL_CPPFLAGS := -DCPU_DEBUG
-CXXFLAGS := -fno-operator-names
 
-include energia.mk
+include energia10.mk
diff --git a/docs/brazil.jpg b/docs/brazil.jpg
new file mode 100644
index 0000000..4cd8d49
Binary files /dev/null and b/docs/brazil.jpg differ