diff --git a/mock-core-configs.spec b/mock-core-configs.spec
index 786d90f..d080835 100644
--- a/mock-core-configs.spec
+++ b/mock-core-configs.spec
@@ -3,7 +3,7 @@
 %endif
 
 Name:       mock-core-configs
-Version:    39.2
+Version:    39.3
 Release:    1%{?dist}
 Summary:    Mock core config files basic chroots
 
@@ -150,6 +150,11 @@ fi
 %ghost %config(noreplace,missingok) %{_sysconfdir}/mock/default.cfg
 
 %changelog
+* Fri Dec 01 2023 Pavel Raiskup <praiskup@redhat.com> 39.3-1
+- Fedora 40+ to use DNF5 for building
+- Mandriva provides python-* not python3-* packages, use them
+- mark ELN bootstrap image as "ready" to speedup bootstrap preparation
+
 * Thu Oct 19 2023 Pavel Raiskup <praiskup@redhat.com> 39.2-1
 - Switch ELN to use a native bootstrap container image
 - Use the correct openSUSE Backports key for Leap 15.5 (neal@gompa.dev)
diff --git a/sources b/sources
index 1d190f4..98eba9d 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (mock-core-configs-39.2.tar.gz) = 626a6ff4251398606f23ce40d2d276caf6f956ddcbb7356bd06402ff00cb39e135712dea7fc39b89bb6df17042ceab572c94289874e19e14c96302e1130e7f54
+SHA512 (mock-core-configs-39.3.tar.gz) = e498fe50426bf4d2b4f278ebc97f409dd5b61bcfdeb16346aaff4dba347647e33dd2e48c4b3cb29be6317e01a9c8690b23e6edc892c385c4979d9bf4ff99d613