diff --git a/release/arm/BEAGLEBONE.conf b/release/arm/BEAGLEBONE.conf
index 0e2c8cfd0da1..0bfe8d622115 100644
--- a/release/arm/BEAGLEBONE.conf
+++ b/release/arm/BEAGLEBONE.conf
@@ -7,7 +7,7 @@ EMBEDDED_TARGET_ARCH="armv7"
 EMBEDDED_TARGET="arm"
 EMBEDDEDBUILD=1
 EMBEDDEDPORTS="sysutils/u-boot-beaglebone"
-FAT_SIZE="2m"
+FAT_SIZE="41m"
 FAT_TYPE="12"
 IMAGE_SIZE="3072M"
 KERNEL="GENERIC"
diff --git a/release/arm/GUMSTIX.conf b/release/arm/GUMSTIX.conf
index 778700632ca7..b2d4f9fde2f1 100644
--- a/release/arm/GUMSTIX.conf
+++ b/release/arm/GUMSTIX.conf
@@ -7,7 +7,7 @@ EMBEDDED_TARGET_ARCH="arm"
 EMBEDDED_TARGET="arm"
 EMBEDDEDBUILD=1
 EMBEDDEDPORTS="sysutils/u-boot-duovero"
-FAT_SIZE="2m"
+FAT_SIZE="41m"
 FAT_TYPE="12"
 IMAGE_SIZE="3072M"
 KERNEL="GUMSTIX"
diff --git a/release/arm/PANDABOARD.conf b/release/arm/PANDABOARD.conf
index e5d9ce5a069a..fd3218ed0bf1 100644
--- a/release/arm/PANDABOARD.conf
+++ b/release/arm/PANDABOARD.conf
@@ -7,7 +7,7 @@ EMBEDDED_TARGET_ARCH="armv7"
 EMBEDDED_TARGET="arm"
 EMBEDDEDBUILD=1
 EMBEDDEDPORTS="sysutils/u-boot-pandaboard"
-FAT_SIZE="2m"
+FAT_SIZE="41m"
 FAT_TYPE="12"
 IMAGE_SIZE="3072M"
 KERNEL="GENERIC"
diff --git a/release/arm/RPI-B.conf b/release/arm/RPI-B.conf
index b2519e13508c..f6973badfac2 100644
--- a/release/arm/RPI-B.conf
+++ b/release/arm/RPI-B.conf
@@ -7,7 +7,7 @@ EMBEDDED_TARGET_ARCH="armv6"
 EMBEDDED_TARGET="arm"
 EMBEDDEDBUILD=1
 EMBEDDEDPORTS="sysutils/u-boot-rpi sysutils/rpi-firmware"
-FAT_SIZE="17m"
+FAT_SIZE="41m"
 FAT_TYPE="16"
 IMAGE_SIZE="3072M"
 KERNEL="RPI-B"