diff --git a/firmwares/OFF-LINE/m5stack-20180316-v0.3.7.bin b/firmwares/OFF-LINE/m5stack-20180316-v0.3.7.bin
deleted file mode 100644
index 5cae4c3..0000000
Binary files a/firmwares/OFF-LINE/m5stack-20180316-v0.3.7.bin and /dev/null differ
diff --git a/firmwares/OFF-LINE/m5stack-20180419-v0.3.9.bin b/firmwares/OFF-LINE/m5stack-20180419-v0.3.9.bin
new file mode 100644
index 0000000..f6c8c85
Binary files /dev/null and b/firmwares/OFF-LINE/m5stack-20180419-v0.3.9.bin differ
diff --git a/firmwares/OFF-LINE/m5stack-psram-20180316-v0.3.7.bin b/firmwares/OFF-LINE/m5stack-psram-20180316-v0.3.7.bin
deleted file mode 100644
index 00f9176..0000000
Binary files a/firmwares/OFF-LINE/m5stack-psram-20180316-v0.3.7.bin and /dev/null differ
diff --git a/firmwares/OFF-LINE/m5stack-psram-20180419-v0.3.9.bin b/firmwares/OFF-LINE/m5stack-psram-20180419-v0.3.9.bin
new file mode 100644
index 0000000..99cf825
Binary files /dev/null and b/firmwares/OFF-LINE/m5stack-psram-20180419-v0.3.9.bin differ
diff --git a/firmwares/m5cloud-20180316-v0.3.7.bin b/firmwares/m5cloud-20180316-v0.3.7.bin
deleted file mode 100644
index 1910f17..0000000
Binary files a/firmwares/m5cloud-20180316-v0.3.7.bin and /dev/null differ
diff --git a/firmwares/m5cloud-20180419-v0.3.9.bin b/firmwares/m5cloud-20180419-v0.3.9.bin
new file mode 100644
index 0000000..e5bf632
Binary files /dev/null and b/firmwares/m5cloud-20180419-v0.3.9.bin differ
diff --git a/firmwares/m5cloud-psram-20180316-v0.3.7.bin b/firmwares/m5cloud-psram-20180316-v0.3.7.bin
deleted file mode 100644
index 98a2a41..0000000
Binary files a/firmwares/m5cloud-psram-20180316-v0.3.7.bin and /dev/null differ
diff --git a/firmwares/m5cloud-psram-20180419-v0.3.9.bin b/firmwares/m5cloud-psram-20180419-v0.3.9.bin
new file mode 100644
index 0000000..1191f4a
Binary files /dev/null and b/firmwares/m5cloud-psram-20180419-v0.3.9.bin differ