diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index e842e24..2070328 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -13,7 +13,7 @@ jobs:
         os:
           - ubuntu-latest
         ocaml-version:
-          - 4.07.1
+          - 4.08.1
           - 4.09.1
           - 4.11.2
           - 4.13.1
diff --git a/bigstringaf.opam b/bigstringaf.opam
index a96a9f5..c3344d3 100644
--- a/bigstringaf.opam
+++ b/bigstringaf.opam
@@ -13,7 +13,7 @@ build: [
 depends: [
   "dune" {>= "2.6.0"}
   "alcotest" {with-test}
-  "ocaml" {>= "4.07.0"}
+  "ocaml" {>= "4.08.0"}
   "conf-pkg-config" {build}
 ]
 depopts: [