diff --git a/firmware/beta/pieeprom-2021-05-19.bin b/firmware/beta/pieeprom-2021-05-19.bin
new file mode 100644
index 0000000..be19afb
Binary files /dev/null and b/firmware/beta/pieeprom-2021-05-19.bin differ
diff --git a/firmware/beta/recovery.bin b/firmware/beta/recovery.bin
index ffa83bb..b9bdc43 100644
Binary files a/firmware/beta/recovery.bin and b/firmware/beta/recovery.bin differ
diff --git a/firmware/release-notes.md b/firmware/release-notes.md
index 5189c4a..411c729 100644
--- a/firmware/release-notes.md
+++ b/firmware/release-notes.md
@@ -3,6 +3,13 @@
 USB MSD boot also requires the firmware from Raspberry Pi OS 2020-08-20 or newer.
 https://www.raspberrypi.org/documentation/hardware/raspberrypi/bcm2711_bootloader_config.md
 
+## 2021-05-19 - Use the latest BRCM SDRAM settings - BETA
+   * Use the latest BRCM SDRAM settings.
+   * FAT12 support for small bootloader ramdisk images.
+   * Minor file-system performance optimisations.
+   * Added recovery.bin config.txt option (erase_eeprom=1) to perform an
+     SPI chip-erase operation instead of programming the bootloader image.
+
 ## 2021-04-30 - Update default version to 2021-04-29
    * The manufacturing release has been updated to pieeprom-2021-04-29 so update the default release to match this.