diff --git a/swig.spec b/swig.spec
index 7647153..dcf0584 100644
--- a/swig.spec
+++ b/swig.spec
@@ -27,7 +27,12 @@
 %endif
 %{!?rubylang:%global rubylang 1}
 %{!?python3lang:%global python3lang 1}
+# OCaml packages not built on i686 since OCaml 5 / Fedora 39.
+%ifarch %{ix86}
+%{!?ocamllang:%global ocamllang 0}
+%else
 %{!?ocamllang:%global ocamllang 1}
+%endif
 
 %if 0%{?rhel}
 %{!?golang:%global golang 0}