diff --git a/.gitlab/ci/Makefile b/.gitlab/ci/Makefile
index 65b26df795d6febd6655da0bf34b960c48f1e978..131215649ec83f80295ed4d4edb654b708bf5e0f 100644
--- a/.gitlab/ci/Makefile
+++ b/.gitlab/ci/Makefile
@@ -150,6 +150,11 @@ doc-publish:
 	cd ${CI_PROJECT_DIR} && \
 		./scripts/ci/doc_publish.sh
 
+.PHONY: opam-release
+opam-release:
+	cd ${CI_PROJECT_DIR} ; \
+		./scripts/ci/opam-release.sh
+
 .PHONY: gitlab-release
 gitlab-release:
 	cd ${CI_PROJECT_DIR} && \
@@ -161,4 +166,4 @@ gitlab-take-ownership:
 ifdef CI_PROJECT_DIR
 	# FIXME: https://gitlab.com/tezos/tezos/-/issues/2865
 	sudo chown -R $(shell id -u):$(shell id -g) ${CI_PROJECT_DIR}
-endif
+endif
\ No newline at end of file
diff --git a/.gitlab/ci/publish_release.yml b/.gitlab/ci/publish_release.yml
index 921f686b4fcda635e0f0ed3e46fe5debf3245cdd..efac28d458d48d84536faca8574459aaee7862a0 100644
--- a/.gitlab/ci/publish_release.yml
+++ b/.gitlab/ci/publish_release.yml
@@ -14,6 +14,20 @@ gitlab:release:
   script:
     - make -C ${CI_PROJECT_DIR}/.gitlab/ci gitlab-release
 
+opam:release:
+  extends:
+    - .default_settings_template
+    - .image_template__runtime_build_test_dependencies_template
+    - .rules_template__release_tag
+  stage: publish_release
+  # Publish jobs are uninterruptible to avoid publishing partial results.
+  interruptible: false
+  dependencies:
+    - gitlab:release
+  script:
+    # create opam release and push to github (also pushes latest master branch)
+    - make -C ${CI_PROJECT_DIR}/.gitlab/ci opam-release
+
 # Note: here we rely on $IMAGE_ARCH_PREFIX to be empty.
 # Otherwise, $DOCKER_IMAGE_TAG would contain $IMAGE_ARCH_PREFIX too.
 # $IMAGE_ARCH_PREFIX is only used when building Docker images,
diff --git a/scripts/ci/opam-release.sh b/scripts/ci/opam-release.sh
new file mode 100755
index 0000000000000000000000000000000000000000..de2ea7b6736e3f5542ad8255207f633c70209d48
--- /dev/null
+++ b/scripts/ci/opam-release.sh
@@ -0,0 +1,45 @@
+#!/bin/bash
+
+set -e
+
+ci_dir="$(cd "$(dirname "$0")" && echo "$(pwd -P)/")"
+script_dir="$(dirname "$ci_dir")"
+
+opam_repository_fork="git@github.com:tezos/opam-repository"
+opam_dir="opam-repository"
+
+log () {
+    echo '\e[1m'"$1"'\e[0m'
+}
+
+# shellcheck source=./scripts/ci/release.sh
+. "$ci_dir/release.sh"
+
+# set up ssh credentials to access github
+mkdir -p "$HOME/.ssh"
+cp "$TEZOS_GITHUB_OPAM_REPOSITORY_MACHINE_USER_PRIVATE_SSH_KEY" "$HOME/.ssh/id_rsa"
+cat "$GITHUB_SSH_HOST_KEYS" >> "$HOME/.ssh/known_hosts"
+chmod 600 "$HOME/.ssh/known_hosts"
+chmod 600 "$HOME/.ssh/id_rsa"
+chmod 700 "$HOME/.ssh"
+log "Done setting up credentials."
+
+# call opam-release.sh with the correct arguments
+"$script_dir/opam-release.sh" \
+  "$opam_release_tag" \
+  "https://gitlab.com/tezos/tezos/-/archive/$CI_COMMIT_TAG/$gitlab_package_name.tar.gz" \
+  "$opam_dir"
+
+# Matches the corresponding variable in /scripts/opam-release.sh.
+branch_name="octez-$opam_release_tag"
+
+log "While we're here, update master on the fork..."
+cd "$opam_dir"
+git remote add github "$opam_repository_fork"
+git push github master:master
+
+log "Pushing $branch_name to $opam_repository_fork..."
+git push --force-with-lease github "${branch_name}:${branch_name}"
+
+log "Create the pull request at:"
+log "https://github.com/ocaml/opam-repository/compare/master...tezos:opam-repository:${branch_name}"
diff --git a/scripts/ci/release.sh b/scripts/ci/release.sh
index 8a9f4f9c73f11347302405b3e824bc478085903a..1b33f2d8cc7e747fb6ac3019395d372b2501d2e5 100755
--- a/scripts/ci/release.sh
+++ b/scripts/ci/release.sh
@@ -36,10 +36,12 @@ then
   # Yes, release name: X.Y~rcZ
   # shellcheck disable=SC2034
   gitlab_release_name="${gitlab_release_major_version}.${gitlab_release_minor_version}~rc${gitlab_release_rc_version}"
+  opam_release_tag="${gitlab_release_major_version}.${gitlab_release_minor_version}~rc${gitlab_release_rc_version}"
 else
   # No, release name: Release X.Y
   # shellcheck disable=SC2034
   gitlab_release_name="Release ${gitlab_release_major_version}.${gitlab_release_minor_version}"
+  opam_release_tag="${gitlab_release_major_version}.${gitlab_release_minor_version}"
 fi
 
 ### Compute GitLab generic package names
diff --git a/scripts/opam-release.sh b/scripts/opam-release.sh
index b75fe88cc23205cdc5186c15c85e22b2e0b04576..15b9ca981f730f61530378b0f3fbc4112a997317 100755
--- a/scripts/opam-release.sh
+++ b/scripts/opam-release.sh
@@ -72,4 +72,5 @@ branch="octez-""$(echo "$version" | tr '~' -)"
 git checkout -b "$branch"
 git add packages
 git commit -am "Octez $version packages"
+
 log "A branch named $branch has been created in $opam_dir."