diff --git a/ports/cc3200/Makefile b/ports/cc3200/Makefile
index 61af0bfd98..f89a927c0e 100644
--- a/ports/cc3200/Makefile
+++ b/ports/cc3200/Makefile
@@ -7,6 +7,8 @@ endif
 
 # Make 'release' the default build type
 BTYPE ?= release
+# Make the 'application' by default ('bootloader' can be built explicitly)
+BTARGET ?= application
 
 # Port for flashing firmware
 PORT ?= /dev/ttyUSB1
diff --git a/ports/cc3200/application.mk b/ports/cc3200/application.mk
index 5021e4ff3c..f4487d69d4 100644
--- a/ports/cc3200/application.mk
+++ b/ports/cc3200/application.mk
@@ -198,7 +198,7 @@ WIPY_IP ?= '192.168.1.1'
 WIPY_USER ?= 'micro'
 WIPY_PWD ?= 'python'
 
-all: $(BUILD)/mcuimg.bin
+all: $(BUILD)/firmware.zip
 
 .PHONY: deploy-ota
 
@@ -219,6 +219,10 @@ $(BUILD)/mcuimg.bin: $(BUILD)/application.bin
 	$(ECHO) "Create $@"
 	$(Q)$(SHELL) $(APP_SIGN) $(BUILD)
 
+$(BUILD)/firmware.zip: $(BUILD)/mcuimg.bin
+	$(ECHO) "Create $@"
+	$(Q)$(ZIP) -j $@ $<
+
 MAKE_PINS = boards/make-pins.py
 BOARD_PINS = boards/$(BOARD)/pins.csv
 AF_FILE = boards/cc3200_af.csv
diff --git a/py/mkenv.mk b/py/mkenv.mk
index 5368279e29..d3dddcc32d 100644
--- a/py/mkenv.mk
+++ b/py/mkenv.mk
@@ -42,6 +42,7 @@ SED = sed
 CAT = cat
 TOUCH = touch
 PYTHON = python3
+ZIP = zip
 
 AS = $(CROSS_COMPILE)as
 CC = $(CROSS_COMPILE)gcc
diff --git a/tools/autobuild/autobuild.sh b/tools/autobuild/autobuild.sh
index 12ac230dfb..e1f2287ee5 100755
--- a/tools/autobuild/autobuild.sh
+++ b/tools/autobuild/autobuild.sh
@@ -60,7 +60,7 @@ FW_TAG="-$FW_DATE-unstable-$FW_GIT"
 
 # build new firmware
 cd ports/cc3200
-${AUTODIR}/build-cc3200-latest.sh ${FW_TAG} ${LOCAL_FIRMWARE}
+build_cc3200_boards ${FW_TAG} ${LOCAL_FIRMWARE}
 cd ../esp8266
 build_esp8266_boards ${FW_TAG} ${LOCAL_FIRMWARE}
 cd ../esp32
diff --git a/tools/autobuild/build-boards.sh b/tools/autobuild/build-boards.sh
index 6f3f938096..2b323ba9b0 100755
--- a/tools/autobuild/build-boards.sh
+++ b/tools/autobuild/build-boards.sh
@@ -88,6 +88,10 @@ function build_boards {
     done
 }
 
+function build_cc3200_boards {
+    build_boards hal/cc3200_hal.c $1 $2 zip
+}
+
 function build_esp32_boards {
     build_boards modesp32.c $1 $2 bin elf map uf2 app-bin
 }
diff --git a/tools/autobuild/build-cc3200-latest.sh b/tools/autobuild/build-cc3200-latest.sh
deleted file mode 100755
index 0cbdb9c428..0000000000
--- a/tools/autobuild/build-cc3200-latest.sh
+++ /dev/null
@@ -1,32 +0,0 @@
-#!/bin/bash
-
-# function for building firmware
-function do_build() {
-    descr=$1
-    board=$2
-    shift
-    shift
-    echo "building $descr $board"
-    build_dir=/tmp/cc3200-build-$board
-    $MICROPY_AUTOBUILD_MAKE $@ BTARGET=application BOARD=$board BUILD=$build_dir || exit 1
-    zip $dest_dir/$descr$fw_tag.zip $build_dir/mcuimg.bin
-    rm -rf $build_dir
-}
-
-# check/get parameters
-if [ $# != 2 ]; then
-    echo "usage: $0 <fw-tag> <dest-dir>"
-    exit 1
-fi
-
-fw_tag=$1
-dest_dir=$2
-
-# check we are in the correct directory
-if [ ! -r application.mk ]; then
-    echo "must be in cc3200 directory"
-    exit 1
-fi
-
-# build the versions
-do_build wipy WIPY