diff --git a/CHANGES b/CHANGES
index 9d1631a859..519497d635 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,4 +1,8 @@
 
+2.4-581 | 2016-05-30 10:58:19 -0700
+
+  * Adding missing new script file mac-logging.bro. (Robin Sommer)
+
 2.4-580 | 2016-05-29 13:41:10 -0700
 
   * Add Ethernet MAC addresses to connection record. c$eth_src and
diff --git a/VERSION b/VERSION
index 643581ef57..6bdca7fac6 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.4-580
+2.4-581
diff --git a/scripts/policy/protocols/conn/mac-logging.bro b/scripts/policy/protocols/conn/mac-logging.bro
new file mode 100644
index 0000000000..a34b955f36
--- /dev/null
+++ b/scripts/policy/protocols/conn/mac-logging.bro
@@ -0,0 +1,23 @@
+##! This script adds MAC address information to the connection logs.
+
+@load base/protocols/conn
+
+module Conn;
+
+redef record Info += {
+	## The Ethernet MAC source address for this connection, if applicable.
+	eth_src: string &log &optional;
+
+	## The Ethernet MAC destination address for this connection, if applicable.
+	eth_dst: string &log &optional;
+};
+
+event connection_state_remove(c: connection)
+	{
+	if ( c?$eth_src )
+		c$conn$eth_src = c$eth_src;
+	
+	if ( c?$eth_dst )
+		c$conn$eth_dst = c$eth_dst;
+	}
+