diff --git a/sendmail.nm-dispatcher b/sendmail.nm-dispatcher
index 3922a4f..b3122e5 100644
--- a/sendmail.nm-dispatcher
+++ b/sendmail.nm-dispatcher
@@ -2,6 +2,6 @@
 
 case "$2" in
 	up|down|vpn-up|vpn-down)
-		/bin/systemctl try-restart sendmail.service || :
+		/bin/systemctl --no-block try-restart sendmail.service || :
 		;;
 esac
diff --git a/sendmail.spec b/sendmail.spec
index 3c5eae1..c857189 100644
--- a/sendmail.spec
+++ b/sendmail.spec
@@ -21,7 +21,7 @@
 Summary: A widely used Mail Transport Agent (MTA)
 Name: sendmail
 Version: 8.15.2
-Release: 1%{?dist}
+Release: 2%{?dist}
 License: Sendmail
 Group: System Environment/Daemons
 URL: http://www.sendmail.org/
@@ -701,6 +701,10 @@ fi
 %endif
 
 %changelog
+* Wed Jul 22 2015 Lubomir Rintel <lkundrak@v3.sk> - 8.15.2-2
+- nm-dispacher: don't block the connection activation
+  Resolves: rhbz#1237070
+
 * Tue Jul  7 2015 Jaroslav Škarvada <jskarvad@redhat.com> - 8.15.2-1
 - New version
   Resolves: rhbz#1239185