diff --git a/clamav-0.93.3-pid.patch b/clamav-0.93.3-pid.patch
new file mode 100644
index 0000000..de29887
--- /dev/null
+++ b/clamav-0.93.3-pid.patch
@@ -0,0 +1,17 @@
+Try to fix https://bugzilla.redhat.com/show_bug.cgi?id=452359; RH/Fedora
+initscripts do not support killing of whole processgroups. Hence, disable
+feature which posts negative pgrp into pidfile and use plain pid instead
+of.
+
+diff -up clamav-0.93.3/clamav-milter/clamav-milter.c.~1~ clamav-0.93.3/clamav-milter/clamav-milter.c
+--- clamav-0.93.3/clamav-milter/clamav-milter.c.~1~	2008-07-07 20:02:10.000000000 +0200
++++ clamav-0.93.3/clamav-milter/clamav-milter.c	2008-07-13 20:15:12.000000000 +0200
+@@ -1985,7 +1985,7 @@ main(int argc, char **argv)
+ 			logg(_("!Can't save PID in file %s\n"), pidfile);
+ 			return EX_CONFIG;
+ 		}
+-#ifdef	C_LINUX
++#if defined(C_LINUX) && 0
+ 		/* Ensure that all threads are kill()ed */
+ 		fprintf(fd, "-%d\n", (int)getpgrp());
+ #else