diff --git a/.cirrus.yml b/.cirrus.yml
index f1a4613..ee32ff8 100644
--- a/.cirrus.yml
+++ b/.cirrus.yml
@@ -5,7 +5,9 @@ freebsd_task:
   env:
     matrix:
       - OCAML_VERSION: 4.08.1
-      - OCAML_VERSION: 4.09.0
+      - OCAML_VERSION: 4.09.1
+      - OCAML_VERSION: 4.10.1
+      - OCAML_VERSION: 4.11.1
   pkg_install_script: pkg install -y ocaml-opam gmp gmake pkgconf bash
   ocaml_script: opam init -a --comp=$OCAML_VERSION
   dependencies_script: eval `opam env` && opam install -y --deps-only .
diff --git a/.travis.yml b/.travis.yml
index ff282ef..11691a3 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -13,5 +13,6 @@ env:
     - OCAML_VERSION=4.08
     - OCAML_VERSION=4.09
     - OCAML_VERSION=4.10
+    - OCAML_VERSION=4.11
 notifications:
   email: false