diff --git a/LICENSE b/LICENSE
index 06d1bec..476f781 100644
--- a/LICENSE
+++ b/LICENSE
@@ -19,12 +19,6 @@
        Copyright 2021
          Luke Hutchison
 
-     - Vaadin - An open platform for building modern web apps for Java back ends
-       [The Apache Software License, Version 2.0]
-       https://github.com/vaadin/
-       Copyright 2021
-         Vaadin Ltd.
-
      - VaadinUndertow - Vaadin support for the Undertow web server
        [The Apache Software License, Version 2.0]
        https://git.dorkbox.com/dorkbox/VaadinUndertow
diff --git a/build.gradle.kts b/build.gradle.kts
index bc9ae1c..daea907 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -44,9 +44,13 @@ object Extras {
     val buildDate = Instant.now().toString()
 
     const val coroutineVer = "1.4.3"
-    const val vaadinVer = "14.4.8"
-    const val mavenVaadinGradleVer = "14.0" // this must match what is in VaadinConfig
     const val undertowVer = "2.2.10.Final"
+
+    // These MUST be in lock-step, otherwise horrific errors can occur.
+    const val vaadinVer = "14.4.8"
+    const val vaadinFlowVer = "2.4.6"
+    const val mavenVaadinGradleVer = "14.0" // this must match what is in VaadinConfig
+
 }
 
 ///////////////////////////////
@@ -73,7 +77,8 @@ dependencies {
     // Uber-fast, ultra-lightweight Java classpath and module path scanner
     implementation("io.github.classgraph:classgraph:4.8.116")
 
-    implementation("com.vaadin:vaadin:${Extras.vaadinVer}")
+    //  implementation("com.vaadin:vaadin:${Extras.vaadinVer}") // NOTE: uncomment for testing ONLY
+    implementation("com.vaadin:flow-server:${Extras.vaadinFlowVer}")
 
 
     implementation("com.dorkbox:VaadinUndertow:${Extras.mavenVaadinGradleVer}") // this must match what is in VaadinConfig