diff --git a/pkgs/development/compilers/ocaml/4.11.nix b/pkgs/development/compilers/ocaml/4.11.nix
index 388ee4dba8b..410e4ee713e 100644
--- a/pkgs/development/compilers/ocaml/4.11.nix
+++ b/pkgs/development/compilers/ocaml/4.11.nix
@@ -1,6 +1,6 @@
 import ./generic.nix {
   major_version = "4";
   minor_version = "11";
-  patch_version = "0+alpha3";
-  sha256 = "0c2g8ncq15nx9pdl14hnsc9342j80s7i1bsyiw98cvgic5miyw9b";
+  patch_version = "0+beta1";
+  sha256 = "1xhkwprbnd3wp6bi3k74f42l1mff1ngn7gl4rgad9dk4ly0yzfdr";
 }