diff --git a/ocaml-curses.changes b/ocaml-curses.changes
index 02461ea..211de05 100644
--- a/ocaml-curses.changes
+++ b/ocaml-curses.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Mon Jul 17 12:48:58 UTC 2017 - ohering@suse.de
+
+- Wrap specfile conditionals to fix quilt setup
+
 -------------------------------------------------------------------
 Mon Jul 17 10:48:58 UTC 2017 - ohering@suse.de
 
diff --git a/ocaml-curses.spec b/ocaml-curses.spec
index 485aaa4..5a3dd67 100644
--- a/ocaml-curses.spec
+++ b/ocaml-curses.spec
@@ -19,7 +19,9 @@
 Name:           ocaml-curses
 Version:        1.0.3
 Release:        0
+%if %{defined ocaml_preserve_bytecode}
 %{ocaml_preserve_bytecode}
+%endif
 Summary:        OCaml bindings for ncurses
 License:        LGPL-2.1+
 Group:          Development/Libraries/Other
@@ -114,7 +116,7 @@ _EOF_
 %doc COPYING
 /etc/ld.so.conf.d/*.conf
 %dir %{_libdir}/ocaml/*
-%if %{ocaml_native_compiler}
+%if %{defined ocaml_native_compiler}
 %{_libdir}/ocaml/*/*.cmxs
 %endif
 %{_libdir}/ocaml/*/*.so
@@ -125,7 +127,7 @@ _EOF_
 %{oasis_docdir_html}
 %dir %{_libdir}/ocaml/*
 %{_libdir}/ocaml/*/*.a
-%if %{ocaml_native_compiler}
+%if %{defined ocaml_native_compiler}
 %{_libdir}/ocaml/*/*.cmx
 %{_libdir}/ocaml/*/*.cmxa
 %endif