diff --git a/happy-eyeballs-lwt.opam b/happy-eyeballs-lwt.opam
index d23126d..45aca3d 100644
--- a/happy-eyeballs-lwt.opam
+++ b/happy-eyeballs-lwt.opam
@@ -8,7 +8,7 @@ doc: "https://roburio.github.io/happy-eyeballs/"
 license: "ISC"
 
 depends: [
-  "ocaml" {>= "4.10.0"}
+  "ocaml" {>= "4.08.0"}
   "dune" {>= "2.0.0"}
   "happy-eyeballs" {=version}
   "cmdliner"
diff --git a/happy-eyeballs-mirage.opam b/happy-eyeballs-mirage.opam
index 2739f4f..edf5893 100644
--- a/happy-eyeballs-mirage.opam
+++ b/happy-eyeballs-mirage.opam
@@ -8,7 +8,7 @@ doc: "https://roburio.github.io/happy-eyeballs/"
 license: "ISC"
 
 depends: [
-  "ocaml" {>= "4.10.0"}
+  "ocaml" {>= "4.08.0"}
   "dune" {>= "2.0.0"}
   "happy-eyeballs" {=version}
   "duration"
diff --git a/happy-eyeballs.opam b/happy-eyeballs.opam
index a23dd85..e6dcbe1 100644
--- a/happy-eyeballs.opam
+++ b/happy-eyeballs.opam
@@ -8,7 +8,7 @@ doc: "https://roburio.github.io/happy-eyeballs/"
 license: "ISC"
 
 depends: [
-  "ocaml" {>= "4.10.0"}
+  "ocaml" {>= "4.08.0"}
   "dune" {>= "2.0.0"}
   "duration"
   "domain-name" {>= "0.2.0"}