diff --git a/packages/promise/promise.1.1.0/opam b/packages/promise/promise.1.1.0/opam
new file mode 100644
index 00000000000..c735c0b20fe
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+++ b/packages/promise/promise.1.1.0/opam
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+opam-version: "2.0"
+
+synopsis: "Native implementation of a JS promise binding"
+
+version: "1.1.0"
+license: "MIT"
+homepage: "https://github.com/aantron/promise"
+doc: "https://github.com/aantron/promise"
+bug-reports: "https://github.com/aantron/promise/issues"
+
+authors: "Anton Bachin <antonbachin@yahoo.com>"
+maintainer: "Anton Bachin <antonbachin@yahoo.com>"
+dev-repo: "git+https://github.com/aantron/promise.git"
+
+depends: [
+  "dune"
+  "ocaml"
+  "reason" {build & >= "3.3.2"}
+  "result"
+]
+
+build: [
+  ["dune" "build" "-p" name "-j" jobs]
+  ["dune" "exec" "test/test_main.exe" "-p" name "-j" jobs] {with-test}
+]
+
+url {
+  src: "https://github.com/aantron/promise/releases/download/1.1.0/promise-1.1.0.tar.gz"
+  checksum: "md5=7a47733b4f8e5f1fdfdf124a9c11abe4"
+}