diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 01a2cdb..343f3d1 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -31,17 +31,22 @@ disclosure of security bugs. In those cases, please go through the process
 outlined on that page and do not file a public issue.
 
 ## License
+
 By contributing to ocaml-vlq, you agree that your contributions will be licensed
 under the LICENSE file in the root directory of this source tree.
 
 ## Release Process
 
-1. Install `topkg-care`: `opam install topkg-care`
-2. Review the changes since last version: `topkg status`
-3. Write the release notes: `topkg log edit`
-4. Commit the release notes: `topkg log commit`
-5. Tag the distribution with a version: `topkg tag`
-6. Create the distribution archive: `topkg distrib`
-7. Upload the archive to GitHub: `topkg publish distrib`
-8. Create an opam package: `topkg opam pkg`
-9. Submit it to OCaml's opam repository: `topkg opam submit`
+1. Install `dune-release`: `opam install dune-release`
+2. Install dependencies: `opam install --deps-only --with-test .`
+3. Update `CHANGES.md`, being careful to follow the existing format
+4. Commit `CHANGES.md` and `git push`
+5. Run some sanity checks: `dune-release lint`
+6. Run the tests: `opam exec dune test`
+7. Tag the distribution with a version: `dune-release tag`
+8. Create the distribution archive: `dune-release distrib`
+9. Upload the archive to GitHub: `dune-release publish distrib`
+10. Create an opam package: `dune-release opam pkg`
+11. Submit it to OCaml's opam repository: `dune-release opam submit`
+
+For more details, see `dune-release help release`.
diff --git a/dune-project b/dune-project
new file mode 100644
index 0000000..3b65793
--- /dev/null
+++ b/dune-project
@@ -0,0 +1,5 @@
+(lang dune 2.0)
+
+(name vlq)
+
+(formatting disabled)
diff --git a/pkg/pkg.ml b/pkg/pkg.ml
deleted file mode 100644
index 5ea7f0c..0000000
--- a/pkg/pkg.ml
+++ /dev/null
@@ -1,6 +0,0 @@
-(* Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved *)
-
-#use "topfind"
-#require "topkg-jbuilder"
-
-let () = Topkg_jbuilder.describe ~licenses:[ Topkg.Pkg.std_file "LICENSE" ] ()
diff --git a/src/dune b/src/dune
new file mode 100644
index 0000000..688ec28
--- /dev/null
+++ b/src/dune
@@ -0,0 +1,3 @@
+(library
+ (name vlq)
+ (public_name vlq))
diff --git a/src/jbuild b/src/jbuild
deleted file mode 100644
index 370e101..0000000
--- a/src/jbuild
+++ /dev/null
@@ -1,6 +0,0 @@
-(jbuild_version 1)
-
-(library (
-  (name vlq)
-  (public_name vlq)
-))
diff --git a/test/dune b/test/dune
new file mode 100644
index 0000000..4e3f8b3
--- /dev/null
+++ b/test/dune
@@ -0,0 +1,3 @@
+(tests
+  (names test)
+  (libraries vlq ounit2))
diff --git a/test/jbuild b/test/jbuild
deleted file mode 100644
index 18d1d82..0000000
--- a/test/jbuild
+++ /dev/null
@@ -1,12 +0,0 @@
-(jbuild_version 1)
-
-(executable (
-  (name test)
-  (libraries (vlq oUnit))
-))
-
-(alias (
-  (name runtest)
-  (deps (test.exe))
-  (action (run ${<}))
-))
diff --git a/vlq.descr b/vlq.descr
deleted file mode 100644
index 1332ddd..0000000
--- a/vlq.descr
+++ /dev/null
@@ -1 +0,0 @@
-A simple library for encoding variable-length quantities.
diff --git a/vlq.opam b/vlq.opam
index 3492a41..f2ac97e 100644
--- a/vlq.opam
+++ b/vlq.opam
@@ -1,15 +1,21 @@
-opam-version: "1.2"
+opam-version: "2.0"
+synopsis: "A simple library for encoding variable-length quantities."
 maintainer: "Marshall Roch <mroch@fb.com>"
-authors: ["Marshall Roch <mroch@fb.com>"]
+authors: "Marshall Roch <mroch@fb.com>"
+license: "MIT"
 homepage: "https://github.com/flowtype/ocaml-vlq"
 doc: "https://github.com/flowtype/ocaml-vlq"
-license: "MIT"
-dev-repo: "https://github.com/flowtype/ocaml-vlq.git"
 bug-reports: "https://github.com/flowtype/ocaml-vlq/issues"
-depends:
-[
-  "jbuilder" {build & >= "1.0+beta7"}
-  "ounit" {test & >= "2.0.0"}
+depends: [
+  "ocaml"
+  "dune" {build & >= "2.0"}
+  "ounit2" {with-test}
+]
+build: [
+  ["dune" "build" "-p" name "-j" jobs]
+  ["dune" "runtest" "-p" name "-j" jobs] {with-test}
 ]
-build: [["jbuilder" "build" "-p" name "-j" jobs]]
-build-test: [["jbuilder" "runtest" "-p" name "-j" jobs]]
+dev-repo: "git+https://github.com/flowtype/ocaml-vlq.git"
+description: """
+A simple library for encoding variable-length quantities.
+"""