diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 845c10ac00e..2df35277bb4 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -11549,7 +11549,7 @@ in
     ocamlformat # latest version
     ocamlformat_0_11_0 ocamlformat_0_12 ocamlformat_0_13_0 ocamlformat_0_14_0
     ocamlformat_0_14_1 ocamlformat_0_14_2 ocamlformat_0_14_3 ocamlformat_0_15_0
-    ocamlformat_0_15_1 ocamlformat_0_16_0 ocamlformat_0_17_0;
+    ocamlformat_0_15_1 ocamlformat_0_16_0 ocamlformat_0_17_0 ocamlformat_0_18_0;
 
   orc = callPackage ../development/compilers/orc { };