diff --git a/BUILDING.md b/BUILDING.md
index b00d0510..cd1a4778 100644
--- a/BUILDING.md
+++ b/BUILDING.md
@@ -9,9 +9,6 @@ $ make env
 ```
 Once you've run `make env`, you should have a correctly configured build environment, and you should be ready to build SOS.
 
-**NOTE:** right now, there are only automatic install scripts for macOS. This is because the setup process on macOS is the most complex, and so providing scripts to automate it is a priority. Automatic setup scripts for Linux are coming soon.
-
-
 If you'd rather install and configure everything yourself, or your system isn't supported by the automatic install scripts,  you can follow these instructions to set up a suitable environment for building SOS:
 
 installing Rust
@@ -41,7 +38,6 @@ installing build dependencies
 -----------------------------
 
 Once you have Rust installed, you will need the following additional dependencies:
-+ `nasm`
 + `ld`
 + `grub-mkrescue` & `xorriso`
 + `qemu` for running the kernel under emulation
@@ -54,25 +50,25 @@ Depending on your OS, you'll want to install these dependencies somewhat differe
 On Debian you can install them with
 
 ```
-$ sudo apt-get install nasm xorriso qemu mtools build-essential
+$ sudo apt-get install xorriso qemu mtools build-essential
 ```
 On Arch Linux you can install them with
 ```
-$ sudo pacman -S --needed binutils grub libisoburn nasm qemu mtools
+$ sudo pacman -S --needed binutils grub libisoburn qemu mtools
 ```
 And on Fedora with
 ```
-$ sudo dnf install nasm xorriso qemu
+$ sudo dnf instal xorriso qemu
 ```
 On Gentoo it's
 ```
-$ sudo emerge app-emulation/qemu dev-lang/nasm dev-libs/libisoburn sys-boot/grub
+$ sudo emerge app-emulation/qemu dev-libs/libisoburn sys-boot/grub
 ```
 
-You will also need `x86_64-elf-objcopy` and `x86_64-elf-strip`.
+You will also need `x86_64-elf-objcopy` and `x86_64-elf-strip` executables.
 On x86_64 Linux you can simply symlink them to your regular `objcopy` and `strip`.
 
-If you are on Gentoo but on another architecture you can build a cross-compiled version of `binutils` (which contains `objcopy` and `strip`) with
+If you are using Gentoo but on another architecture you can build a cross-compiled version of `binutils` (which contains `objcopy` and `strip`) with
 ```
 $ sudo emerge sys-devel/crossdev
 $ sudo crossdev -s0 --target x86_64-elf
diff --git a/Brewfile b/Brewfile
index 8e389757..c7215616 100644
--- a/Brewfile
+++ b/Brewfile
@@ -1,6 +1,3 @@
-# for assembling x86
-brew 'nasm'
-
 # for making a bootable ISO
 brew 'xorriso'
 
diff --git a/scripts/install-env-linux.sh b/scripts/install-env-linux.sh
index e040d0fc..bfba4e9f 100755
--- a/scripts/install-env-linux.sh
+++ b/scripts/install-env-linux.sh
@@ -39,7 +39,7 @@ case $distro in
             exit
         fi
 
-        sudo apt-get install nasm xorriso qemu build-essential mtools | sed "s/^/${bold}apt-get:${normal} /"
+        sudo apt-get install xorriso qemu build-essential mtools | sed "s/^/${bold}apt-get:${normal} /"
         ;;
     Arch | ManjaroLinux)
         echo "${bold}install-env-linux:${normal} Installing with pacman."
@@ -56,7 +56,7 @@ case $distro in
             exit
         fi
 
-        sudo pacman -S --needed binutils grub libisoburn nasm qemu mtools | sed "s/^/${bold}pacman:${normal} /"
+        sudo pacman -S --needed binutils grub libisoburn qemu mtools | sed "s/^/${bold}pacman:${normal} /"
         ;;
 esac
     # todo: support non-x86_64 architectures here (later)