2 files changed, 2 insertions, 2 deletions
diff --git a/pkgs/development/ocaml-modules/camomile/0.8.2.nix b/pkgs/development/ocaml-modules/camomile/0.8.2.nix
index f6d22f62ec09..9f7201708afd 100644
--- a/pkgs/development/ocaml-modules/camomile/0.8.2.nix
+++ b/pkgs/development/ocaml-modules/camomile/0.8.2.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation {
     description = "A comprehensive Unicode library for OCaml";
     license = stdenv.lib.licenses.lgpl21;
     branch = "0.8.2";
-    platforms = ocaml.meta.platforms;
+    platforms = ocaml.meta.platforms or [];
     maintainers = [
       stdenv.lib.maintainers.z77z
     ];
diff --git a/pkgs/development/ocaml-modules/camomile/default.nix b/pkgs/development/ocaml-modules/camomile/default.nix
index ecdc5bef2958..11a7828f1e41 100644
--- a/pkgs/development/ocaml-modules/camomile/default.nix
+++ b/pkgs/development/ocaml-modules/camomile/default.nix
@@ -20,7 +20,7 @@ stdenv.mkDerivation {
     homepage = https://github.com/yoriyuki/Camomile/tree/master/Camomile;
     description = "A comprehensive Unicode library for OCaml";
     license = stdenv.lib.licenses.lgpl21;
-    platforms = ocaml.meta.platforms;
+    platforms = ocaml.meta.platforms or [];
     maintainers = [
       stdenv.lib.maintainers.z77z
     ];