diff --git a/gnu/packages/emacs-xyz.scm b/gnu/packages/emacs-xyz.scm
index 7b999a9a29..8d8b3f9ea3 100644
--- a/gnu/packages/emacs-xyz.scm
+++ b/gnu/packages/emacs-xyz.scm
@@ -131,6 +131,7 @@ (define-module (gnu packages emacs-xyz)
   #:use-module (guix build-system trivial)
   #:use-module (gnu packages)
   #:use-module (gnu packages admin)
+  #:use-module (gnu packages aspell)
   #:use-module (gnu packages audio)
   #:use-module (gnu packages bash)
   #:use-module (gnu packages cmake)
@@ -9843,6 +9844,39 @@ (define-public emacs-writeroom
 restrict the text width to 80 characters.")
     (license license:bsd-3)))
 
+(define-public emacs-wucuo
+  (package
+    (name "emacs-wucuo")
+    (version "0.2.9")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://github.com/redguardtoo/wucuo")
+             (commit "89b99166768afb811c48a7db7c93c02d51a32b09")))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32 "03a6jlbv9axrd9yr0xscq3ni7fipm20ppc51kxy0sn241rplv0pg"))))
+    (build-system emacs-build-system)
+    (arguments
+     `(#:tests? #tn
+       #:test-command '("make" "test")
+       #:phases (modify-phases %standard-phases
+                  ;; Set HOME, otherwise tests fail on loading aspell dict.
+                  (add-before 'check 'set-home
+                    (lambda _ (setenv "HOME" (getcwd)))))))
+    (native-inputs
+     ;; For tests.
+     `(("aspell" ,aspell)
+       ("aspell-dict-en" ,aspell-dict-en)))
+    (home-page "https://github.com/redguardtoo/wucuo")
+    (synopsis "Fast spell checker for camel case code or plain text")
+    (description
+     "Wucuo provides a spell checker on top of either Aspell or Hunspell, and
+relies on Flyspell internally.  It operates on the current region or buffer,
+a file, or a complete directory.")
+    (license license:gpl3+)))
+
 (define-public emacs-ido-completing-read+
   (package
     (name "emacs-ido-completing-read+")