diff --git a/firmware/common/LPC4330_M4.ld b/firmware/common/LPC4330_M4.ld
index 694fd265..f2663957 100644
--- a/firmware/common/LPC4330_M4.ld
+++ b/firmware/common/LPC4330_M4.ld
@@ -27,7 +27,8 @@ MEMORY
 	/* rom is really the shadow region that points to SPI flash or elsewhere */
 	rom (rx)  : ORIGIN = 0x00000000, LENGTH =  1M
 	ram_local1 (rwx) : ORIGIN = 0x10000000, LENGTH =  128K
-	ram_local2 (rwx) : ORIGIN = 0x10080000, LENGTH =  72K
+	ram_local2 (rwx) : ORIGIN = 0x10080000, LENGTH =  64K
+	ram_m0 (rwx) : ORIGIN = 0x10090000, LENGTH = 8K
 	/* there are some additional RAM regions */
 	ram_ahb1   (rwx) : ORIGIN = 0x20000000, LENGTH =  16K
 	/* Removed 32K of AHB SRAM for USB buffer. Straddles two blocks of RAM
diff --git a/firmware/common/LPC4330_M4_rom_to_ram.ld b/firmware/common/LPC4330_M4_rom_to_ram.ld
index f6b1d008..a50ba638 100644
--- a/firmware/common/LPC4330_M4_rom_to_ram.ld
+++ b/firmware/common/LPC4330_M4_rom_to_ram.ld
@@ -30,7 +30,8 @@ MEMORY
 	/* rom is really the shadow region that points to SPI flash or elsewhere */
 	rom (rx)  : ORIGIN = 0x00000000, LENGTH =  1M
 	ram_local1 (rwx) : ORIGIN = 0x10000000, LENGTH =  128K
-	ram_local2 (rwx) : ORIGIN = 0x10080000, LENGTH =  72K
+	ram_local2 (rwx) : ORIGIN = 0x10080000, LENGTH =  64K
+	ram_m0 (rwx) : ORIGIN = 0x10090000, LENGTH = 8K
 	ram_ahb1   (rwx) : ORIGIN = 0x20000000, LENGTH =  16K
 	/* Removed 32K of AHB SRAM for USB buffer. Straddles two blocks of RAM
 	 * to get performance benefit of having two USB buffers addressable