diff --git a/Scripts/PatchIncrInstallExtractCommit.py b/Scripts/PatchIncrInstallExtractCommit.py
index f3b98b2fa..ad3a4f744 100644
--- a/Scripts/PatchIncrInstallExtractCommit.py
+++ b/Scripts/PatchIncrInstallExtractCommit.py
@@ -55,6 +55,7 @@ def _parseJSONConfig(self, config):
       testClientConfig = self._config['VistA_Connection']
       self._instance = testClientConfig.get('instance',DEFAULT_INSTANCE)
       self._useSudo = testClientConfig.get('useSudo', False)
+      self._duz = testClientConfig.get('duz', "17")
   def _createTestClient(self):
     testClientConfig = self._config['VistA_Connection']
     system = testClientConfig['system']
@@ -172,6 +173,7 @@ def run(self):
       with testClient:
         with testClient2:
           patchApply = PatchSequenceApply(testClient, patchLogDir,testClient2)
+          patchApply._duz= self._duz
           outPatchList = patchApply.generatePatchSequence(inputPatchDir)
           if not outPatchList:
             logger.info("No Patch needs to apply")
diff --git a/Scripts/PatchIncrInstallExtractCommit.sample.json b/Scripts/PatchIncrInstallExtractCommit.sample.json
index f861fdc73..a805a106f 100644
--- a/Scripts/PatchIncrInstallExtractCommit.sample.json
+++ b/Scripts/PatchIncrInstallExtractCommit.sample.json
@@ -2,6 +2,7 @@
   "VistA_Connection":
   {
     "system": 1,
+    "duz": "17",
     "instance": "instance name",
     "namespace": "namespace",
     "username": "cacheusername",
diff --git a/Scripts/PatchSequenceApply.py b/Scripts/PatchSequenceApply.py
index 15212b99f..fda479008 100755
--- a/Scripts/PatchSequenceApply.py
+++ b/Scripts/PatchSequenceApply.py
@@ -328,14 +328,16 @@ def __installPatch__(self, patchInfo):
                                       seqNo, logFileName,
                                       multiBuildsList,
                                       files=associateFiles,
-                                      globals=associatedGlobals)
+                                      globals=associatedGlobals,
+                                      duz = self._duz)
 
     else:
       kidsInstaller = KIDSInstallerFactory.createKIDSInstaller(
                             kidsPath, installName, seqNo, logFileName,
                             multiBuildsList,
                             files=associateFiles,
-                            globals=associatedGlobals)
+                            globals=associatedGlobals,
+                            duz = self._duz)
     logger.info("Applying Patch %s" % patchInfo)
     assert kidsInstaller
     return kidsInstaller.runInstallation(self._testClient, self._testClient2)
@@ -406,6 +408,8 @@ def main():
   group.add_argument('-o', '--onlyPatch',
                      help='install specified patch and required patches only'
                           ', this option will ignore the CSV dependencies')
+  parser.add_argument('-d', '--duz', default=17, type=int,
+                help='installer\'s VistA instance\'s DUZ')
 
   result = parser.parse_args();
   print (result)
@@ -420,6 +424,7 @@ def main():
   initConsoleLogging()
   with testClient as vistAClient:
     patchSeqApply = PatchSequenceApply(vistAClient, outputDir)
+    patchSeqApply._duz = result.duz
     assert testClient2
     with testClient2 as vistAClient2:
       patchSeqApply._testClient2 = vistAClient2