diff --git a/dnf-2.7.5-openmamba-conf.patch b/dnf-2.7.5-openmamba-conf.patch
deleted file mode 100644
index 8e03203..0000000
--- a/dnf-2.7.5-openmamba-conf.patch
+++ /dev/null
@@ -1,8 +0,0 @@
---- dnf-2.7.5/etc/dnf/dnf.conf.orig	2019-06-01 13:24:12.531228206 +0200
-+++ dnf-2.7.5/etc/dnf/dnf.conf	2019-06-01 13:24:16.502247169 +0200
-@@ -1,4 +1,4 @@
- [main]
--gpgcheck=1
-+gpgcheck=0
- installonly_limit=3
- clean_requirements_on_remove=True
diff --git a/dnf-4.13.0-conf-no_gpg_check.patch b/dnf-4.13.0-conf-no_gpg_check.patch
new file mode 100644
index 0000000..5f224b8
--- /dev/null
+++ b/dnf-4.13.0-conf-no_gpg_check.patch
@@ -0,0 +1,11 @@
+--- dnf-4.13.0/etc/dnf/dnf.conf.orig	2022-06-02 13:25:36.017939304 +0200
++++ dnf-4.13.0/etc/dnf/dnf.conf	2022-06-02 13:25:44.377886525 +0200
+@@ -1,7 +1,7 @@
+ # see `man dnf.conf` for defaults and possible options
+ 
+ [main]
+-gpgcheck=True
++gpgcheck=False
+ installonly_limit=3
+ clean_requirements_on_remove=True
+ best=False
diff --git a/dnf.spec b/dnf.spec
index 741d964..2d30d63 100644
--- a/dnf.spec
+++ b/dnf.spec
@@ -1,5 +1,5 @@
 Name:          dnf
-Version:       4.12.0
+Version:       4.13.0
 Release:       1mamba
 Summary:       Package manager based on libdnf and libsolv
 Group:         System/Management
@@ -12,7 +12,7 @@ Patch0:        dnf-4.0.4-rpm5.patch
 Patch1:        dnf-4.2.7-openmamba-detect-release.patch
 Patch2:        dnf-2.7.5-hawkey-0.6.4.1.patch
 Patch3:        dnf-2.7.5-python-2.7.15.patch
-Patch4:        dnf-2.7.5-openmamba-conf.patch
+Patch4:        dnf-4.13.0-conf-no_gpg_check.patch
 Patch5:        dnf-4.0.4-rpm5-CALLBACK.patch
 Patch6:        dnf-4.2.18-i586-default-arch.patch
 Patch7:        dnf-4.2.18-arm-default-arch.patch
@@ -168,6 +168,9 @@ mkdir -p %{buildroot}%{_sysconfdir}/yum
 %{_mandir}/man8/yum.8*
 
 %changelog
+* Fri Jun 03 2022 Automatic Build System <autodist@mambasoft.it> 4.13.0-1mamba
+- automatic version update by autodist
+
 * Thu Apr 28 2022 Automatic Build System <autodist@mambasoft.it> 4.12.0-1mamba
 - automatic version update by autodist