diff --git a/build.gradle b/build.gradle
index 2062f85..dbe3ac5 100644
--- a/build.gradle
+++ b/build.gradle
@@ -19,17 +19,33 @@
 }
 
 ext {
-
-    // Target registry to be used to publish docker images needed for deployment
-    targetReg = project.hasProperty('targetReg') ? project.getProperty('targetReg') : 'localhost:5000'
-
-    // The tag used to tag the docker images push to the target registry
-    targetTag = project.hasProperty('targetTag') ? project.getProperty('targetTag') : 'candidate'
-
-    // Deployment target config file (yaml format); this can be overwritten from the command line
+   // Deployment target config file (yaml format); this can be overwritten from the command line
     // using the -PdeployConfig=<file-path> syntax.
     deployConfig = project.hasProperty('deployConfig') ? project.getProperty('deployConfig') : './config/default.yml'
 
+    println "Using deployment config: $deployConfig"
+    File configFile = new File(deployConfig)
+    def yaml = new Yaml()
+    config = yaml.load(configFile.newReader())
+
+    // Upstream registry to simplify filling out the comps table below
+    upstreamReg = project.hasProperty('upstreamReg') ? project.getProperty('upstreamReg') : 'docker.io'
+
+    // Target registry to be used to publish docker images needed for deployment
+    targetReg = project.hasProperty('targetReg')
+        ? project.getProperty('targetReg')
+        : config.docker && config.docker.registry
+            ? config.docker.registry
+            : config.seedServer.ip
+                ? config.seedServer.ip + ":5000"
+                : 'localhost:5000'
+
+    // The tag used to tag the docker images push to the target registry
+    targetTag = project.hasProperty('targetTag')
+        ? project.getProperty('targetTag')
+        : config.docker && config.docker.imageVersion
+            ? config.docker.imageVersion
+            : 'candidate'
 }
 
 // ~~~~~~~~~~~~~~~~~~~ Global tasks ~~~~~~~~~~~~~~~~~~~~~~~