diff --git a/contrib/osmo-remsim.spec.in b/contrib/osmo-remsim.spec.in
index 4ff26bc..e11e93f 100644
--- a/contrib/osmo-remsim.spec.in
+++ b/contrib/osmo-remsim.spec.in
@@ -193,7 +193,7 @@
 %files -n osmo-remsim-bankd
 %{_bindir}/osmo-remsim-bankd
 %{_unitdir}/osmo-remsim-bankd.service
-%config %{_sysconfdir}/default/osmo-remsim-bankd
+%config(noreplace) %{_sysconfdir}/default/osmo-remsim-bankd
 
 %files -n osmo-remsim-client-shell
 %{_bindir}/osmo-remsim-client-shell
@@ -201,7 +201,7 @@
 %files -n osmo-remsim-client-st2
 %{_bindir}/osmo-remsim-client-st2
 %{_unitdir}/osmo-remsim-client*
-%config %{_sysconfdir}/default/osmo-remsim-client*
+%config(noreplace) %{_sysconfdir}/default/osmo-remsim-client*
 
 %files -n libifd-osmo-remsim-client0
 %if 0%{?centos_ver}
@@ -211,6 +211,6 @@
 %dir %{_libdir}/readers/libifd-osmo-remsim-client.bundle
 %{_libdir}/readers/libifd-osmo-remsim-client.bundle/*
 %endif
-%config %{_sysconfdir}/reader.conf.d/osmo-remsim-client-reader_conf
+%config(noreplace) %{_sysconfdir}/reader.conf.d/osmo-remsim-client-reader_conf
 
 %changelog