diff --git a/Makefile b/Makefile
index f0deb011e2..fdab7a4b10 100644
--- a/Makefile
+++ b/Makefile
@@ -39,6 +39,8 @@ export ARCH_SRCS	 = cdcacm.c  usart.c
 
 #
 # Bootloaders to build
+# Note: px4fmuv3_bl is the same as px4fmuv2_bl except for a different USB device
+# string
 #
 TARGETS	= \
 	nxphlitev3_bl \
diff --git a/README.md b/README.md
index 1af2e20384..0769450116 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@ Build all targets:
 
 ```make```
 
-The binaries will be in `build_BOARDNAME/BOARDNAME.elf`. Two files are built: ELF files for use with JTAG adapters and BIN files for direct onboard upgrading.
+The binaries will be in `build/BOARDNAME/BOARDNAME.elf`. Two files are built: ELF files for use with JTAG adapters and BIN files for direct onboard upgrading.
 
 Build a specific board: Please check the `Makefile` for specific build targets.