diff --git a/packages/spatial-shell/spatial-shell.6/opam b/packages/spatial-shell/spatial-shell.6/opam
new file mode 100644
index 000000000000..9d0f0c3e51e6
--- /dev/null
+++ b/packages/spatial-shell/spatial-shell.6/opam
@@ -0,0 +1,41 @@
+opam-version: "2.0"
+synopsis:
+  "Implementing a spatial model inspired by Material Shell, for i3 and Sway"
+maintainer: ["Thomas Letan <lthms@soap.coffee>"]
+authors: ["Thomas Letan <lthms@soap.coffee>"]
+license: "mpl-2.0"
+homepage: "https://github.com/lthms/spatial-shell"
+bug-reports: "https://github.com/lthms/spatial-shell/issues"
+depends: [
+  "ocaml" {>= "5.0.0"}
+  "dune" {>= "3.0"}
+  "poll"
+  "clap" {>= "0.3.0"}
+  "ezjsonm" {>= "1.2.0"}
+  "conf-scdoc"
+  "odoc" {with-doc}
+]
+build: [
+  ["dune" "subst"] {dev}
+  [
+    "dune"
+    "build"
+    "-p"
+    name
+    "-j"
+    jobs
+    "@install"
+    "@runtest" {with-test}
+    "@doc" {with-doc}
+  ]
+]
+dev-repo: "git+https://github.com/lthms/spatial-shell.git"
+url {
+  src:
+    "https://github.com/lthms/spatial-shell/releases/download/6/spatial-shell-6.tbz"
+  checksum: [
+    "sha256=3e4bea81e2dd5543b7c98fc0610d8d129b44f85412abf2b3ac776efa00d5b988"
+    "sha512=113bd94b25e1d19ae6b727c9f846fda11d28a50380801a590de77290741e3e0d465ed8211b5e0aebb4c3a5fa4676e99d8f47abbfee0d96be5a91ed3449e34abf"
+  ]
+}
+x-commit-hash: "37490876fa878879508c0ba84d74a2297382b424"