diff --git a/README.md b/README.md
index a20697f..c37e2ba 100644
--- a/README.md
+++ b/README.md
@@ -25,8 +25,9 @@ First clone the SDK repository:
 ```
 ; git clone https://github.com/dyne/arm-sdk.git
 ```
-
-Then run ZSh. In case you have conflicting extensions on your zsh
+Edit the `config` file to match your crosscompile toolchain. Consult
+`arm/README.md` if you're in a need of a precompiled one, then
+run ZSh. In case you have conflicting extensions on your zsh
 configuration, it may be needed to run from a vanilla one, using:
 
 ```
diff --git a/arm/init-arm b/arm/init-arm
index 6b8fb84..fe19e91 100755
--- a/arm/init-arm
+++ b/arm/init-arm
@@ -30,6 +30,10 @@ init() {
 		return 1
 	}
 
+	# Initialize binfmt_misc if not already, needed to run qemu
+	[[ -d /proc/sys/fs/binfmt_misc ]] || modprobe binfmt_misc
+	[[ -f /proc/sys/fs/binfmt_misc/register ]] || mount binfmt_misc -t binfmt_misc /proc/sys/fs/binfmt_misc
+
 	# Build scripts are mapped to a device name here
 	arm_map=(
 		"raspi2"                "$R/arm/scripts/raspberry-pi-2.sh"