diff --git a/rosenthal/packages/wm.scm b/rosenthal/packages/wm.scm
index aae7342..112f6af 100644
--- a/rosenthal/packages/wm.scm
+++ b/rosenthal/packages/wm.scm
@@ -128,3 +128,44 @@
 layouts, fancy effects, has a very flexible IPC model allowing for a lot of
 customization, and more.")
     (license license:bsd-3)))
+
+;; No releases yet.
+(define-public grimblast
+  (let ((revision "0")
+        (commit "5b21c74a3200ffdd48ed7764c7041d43c3cd5588"))
+    (package
+      (name "grimblast")
+      (version (git-version "0" revision commit))
+      (source (origin
+                (method git-fetch)
+                (uri (git-reference
+                      (url "https://github.com/hyprwm/contrib")
+                      (commit commit)))
+                (file-name (git-file-name name version))
+                (sha256
+                 (base32
+                  "1wbpmf1dsf1syh7jbirglqkscsrn7l496j7afwxpbdjragagbhc0"))))
+      (build-system gnu-build-system)
+      (arguments
+       (list #:tests? #f                ;no tests
+             #:make-flags
+             #~(list (string-append "PREFIX=" #$output))
+             #:phases
+             #~(modify-phases %standard-phases
+                 (delete 'configure)
+                 (add-after 'unpack 'chdir
+                   (lambda _
+                     (chdir "grimblast")))
+                 (add-after 'chdir 'patch-script-dependencies
+                   (lambda* (#:key inputs #:allow-other-keys)
+                     (substitute* "grimblast"
+                       (("\\b(date|grim|jq|notify-send|slurp|hyprctl|wl-copy)\\b"
+                         _ binary)
+                        (search-input-file
+                         inputs (string-append "bin/" binary)))))))))
+      (native-inputs (list scdoc))
+      (inputs (list grim jq libnotify slurp hyprland wl-clipboard))
+      (home-page "https://github.com/hyprwm/contrib")
+      (synopsis "Hyprland version of Grimshot")
+      (description "A Hyprland version of Grimshot.")
+      (license license:expat))))