diff --git a/bam-ppx.opam b/bam-ppx.opam
index b9d3f3a..56d2deb 100644
--- a/bam-ppx.opam
+++ b/bam-ppx.opam
@@ -11,7 +11,7 @@ homepage: "https://github.com/francoisthire/bam"
 doc: "https://francoisthire.github.io/bam/"
 bug-reports: "https://github.com/francoisthire/bam/issues"
 depends: [
-  "ocaml" {>= "4.14" & < "5.2"}
+  "ocaml" {>= "4.14" & <= "5.2.0"}
   "dune" {>= "3.7" & >= "3.7"}
   "ppxlib" {>= "0.32.0"}
   "dmap" {>= "0.5"}
diff --git a/dune-project b/dune-project
index b09317c..aeb41b2 100644
--- a/dune-project
+++ b/dune-project
@@ -45,7 +45,7 @@
   (ocaml
    (and
     (>= 4.14)
-    (< 5.2)))
+    (<= 5.2.0)))
   (dune
    (>= 3.7))
   (ppxlib