diff --git a/appliances/cisco-iosv.gns3a b/appliances/cisco-iosv.gns3a
index c6d6bce..82b7177 100644
--- a/appliances/cisco-iosv.gns3a
+++ b/appliances/cisco-iosv.gns3a
@@ -32,6 +32,13 @@
             "download_url": "https://sourceforge.net/projects/gns-3/files",
             "direct_download_url": "https://sourceforge.net/projects/gns-3/files/Qemu%20Appliances/IOSv_startup_config.img/download"
         },
+        {
+            "filename": "vios-adventerprisek9-m.spa.159-3.m4.qcow2",
+            "version": "15.9(3)M4",
+            "md5sum": "355B13AB821E64E2939FD7008D6304D7",
+            "filesize": 57297920,
+            "download_url": "https://learningnetworkstore.cisco.com/myaccount"
+        },
         {
             "filename": "vios-adventerprisek9-m.spa.159-3.m3.qcow2",
             "version": "15.9(3)M3",
@@ -83,6 +90,13 @@
         }
     ],
     "versions": [
+        {
+            "name": "15.9(3)M4",
+            "images": {
+                "hda_disk_image": "vios-adventerprisek9-m.spa.159-3.m4.qcow2",
+                "hdb_disk_image": "IOSv_startup_config.img"
+            }
+        },
         {
             "name": "15.9(3)M3",
             "images": {