diff --git a/polkit.spec b/polkit.spec
index 685d5a8..9658892 100644
--- a/polkit.spec
+++ b/polkit.spec
@@ -6,7 +6,7 @@
 Summary: An authorization framework
 Name: polkit
 Version: 0.115
-Release: 3%{?dist}
+Release: 4%{?dist}
 License: LGPLv2+
 URL: http://www.freedesktop.org/wiki/Software/polkit
 Source0: http://www.freedesktop.org/software/polkit/releases/%{name}-%{version}.tar.gz
@@ -16,6 +16,7 @@ Group: System Environment/Libraries
 Patch1: polkitagentlistener-freed-server-returned.patch
 Patch2: pkttyagent-rescue-target-error-msg.patch
 Patch3: bus-conn-msg-ssh.patch
+Patch4: spawning-zombie-processes.patch
 
 
 BuildRequires: gcc-c++
@@ -181,6 +182,9 @@ exit 0
 %{_libdir}/girepository-1.0/*.typelib
 
 %changelog
+* Mon Aug 13 2018 Jan Rybar <jrybar@redhat.com> - 0.115-4
+- Leaking zombie processess started by rules
+
 * Fri Jul 20 2018 Jan Rybar <jrybar@redhat.com> - 0.115-3
 - Warning raised by polkit when disconnected from ssh
 - polkitagentlistener: resource leak - pointer to 'server'
diff --git a/spawning-zombie-processes.patch b/spawning-zombie-processes.patch
new file mode 100644
index 0000000..9cb1bf7
--- /dev/null
+++ b/spawning-zombie-processes.patch
@@ -0,0 +1,13 @@
+diff -up ./src/polkitbackend/polkitbackendjsauthority.cpp.ori ./src/polkitbackend/polkitbackendjsauthority.cpp
+--- ./src/polkitbackend/polkitbackendjsauthority.cpp.ori	2018-04-03 22:57:57.000000000 +0200
++++ ./src/polkitbackend/polkitbackendjsauthority.cpp	2018-08-14 16:47:48.416993302 +0200
+@@ -1595,7 +1595,8 @@ utils_spawn_data_free (UtilsSpawnData *d
+                              (GSourceFunc) utils_child_watch_from_release_cb,
+                              source,
+                              (GDestroyNotify) g_source_destroy);
+-      g_source_attach (source, data->main_context);
++      /* attach source to the global default main context */
++      g_source_attach (source, NULL);
+       g_source_unref (source);
+       data->child_pid = 0;
+     }