diff --git a/gnu/packages/emacs-xyz.scm b/gnu/packages/emacs-xyz.scm
index d7c317a076..088266e01b 100644
--- a/gnu/packages/emacs-xyz.scm
+++ b/gnu/packages/emacs-xyz.scm
@@ -101,6 +101,7 @@
 ;;; Copyright © 2021 David Dashyan <mail@davie.li>
 ;;; Copyright © 2021 Dhruvin Gandhi <contact@dhruvin.dev>
 ;;; Copyright © 2021 Matthew James Kraai <kraai@ftbfs.org>
+;;; Copyright © 2021 Noisytoot <noisytoot@disroot.org>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -29055,3 +29056,26 @@ (define-public emacs-seeing-is-believing
 line.  This minor mode provides an easy way to run it from Emacs on the
 current region or entire buffer.")
       (license license:gpl3+))))
+
+(define-public emacs-nasm-mode
+  (package
+    (name "emacs-nasm-mode")
+    (version "1.1.1")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://github.com/skeeto/nasm-mode")
+             (commit version)))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32
+         "1dyc50a1zskx9fqxl2iy2x74f3bkb2ccz908v0aj13rqfqqnns9j"))))
+    (build-system emacs-build-system)
+    (home-page "https://github.com/skeeto/nasm-mode")
+    (synopsis "NASM x86 assembly major mode")
+    (description
+     "NASM mode is a major mode for editing NASM x86 assembly programs.
+It includes syntax highlighting, automatic indentation, and imenu integration.
+Unlike Emacs' generic ASM mode, it understands NASM-specific syntax.")
+    (license license:unlicense)))