diff --git a/openssh-sshd.socket b/openssh-sshd.socket
index 7e734d9..299d456 100644
--- a/openssh-sshd.socket
+++ b/openssh-sshd.socket
@@ -6,6 +6,7 @@ ConditionPathExists=!/etc/ssh/sshd_not_to_be_run
 [Socket]
 ListenStream=22
 Accept=yes
+MaxConnectionsPerSource=16
 
 [Install]
 WantedBy=sockets.target
diff --git a/openssh.spec b/openssh.spec
index face063..ed85840 100644
--- a/openssh.spec
+++ b/openssh.spec
@@ -7,7 +7,7 @@
 
 Name:          openssh
 Version:       8.8p1
-Release:       1mamba
+Release:       2mamba
 Summary:       OpenSSH free Secure Shell (SSH) implementation
 Group:         Network/Security
 Vendor:        openmamba
@@ -26,7 +26,6 @@ Patch1:        openssh-8.2p1-arm-glibc-2.31.patch
 Patch2:        openssh-8.4p1-sandbox-seccomp.patch
 License:       BSD
 ## AUTOBUILDREQ-BEGIN
-#libdl.so.2()(64bit): /usr/lib64/libdl.so: file not owned by any package
 BuildRequires: glibc-devel
 BuildRequires: libX11-devel
 BuildRequires: libatk-devel
@@ -302,6 +301,9 @@ exit 0
 %{_libexecdir}/openssh/ssh-askpass
 
 %changelog
+* Mon Dec 13 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 8.8p1-2mamba
+- sshd.socket: set MaxConnectionsPerSource=16 to limit max-limit-hits deactivation for dos attempts
+
 * Mon Sep 27 2021 Automatic Build System <autodist@mambasoft.it> 8.8p1-1mamba
 - automatic version update by autodist