diff --git a/buildSrc/src/main/kotlin/org/gradle/playframework/TestSetupPlugin.kt b/buildSrc/src/main/kotlin/org/gradle/playframework/TestSetupPlugin.kt
index da6282e3..9e611f91 100644
--- a/buildSrc/src/main/kotlin/org/gradle/playframework/TestSetupPlugin.kt
+++ b/buildSrc/src/main/kotlin/org/gradle/playframework/TestSetupPlugin.kt
@@ -22,6 +22,7 @@ class TestSetupPlugin : Plugin<Project> {
 
     private
     fun determineMaxParallelForks(): Int {
-        return if ((Runtime.getRuntime().availableProcessors() / 2) < 1) 1 else (Runtime.getRuntime().availableProcessors() / 2)
+        // return if ((Runtime.getRuntime().availableProcessors() / 2) < 1) 1 else (Runtime.getRuntime().availableProcessors() / 2)
+        return 1
     }
 }
diff --git a/src/integTest/groovy/org/gradle/playframework/plugins/PlayRoutesPluginIntegrationTest.groovy b/src/integTest/groovy/org/gradle/playframework/plugins/PlayRoutesPluginIntegrationTest.groovy
index c073bd94..e130aabb 100644
--- a/src/integTest/groovy/org/gradle/playframework/plugins/PlayRoutesPluginIntegrationTest.groovy
+++ b/src/integTest/groovy/org/gradle/playframework/plugins/PlayRoutesPluginIntegrationTest.groovy
@@ -120,24 +120,6 @@ class PlayRoutesPluginIntegrationTest extends AbstractIntegrationTest {
         findFile(compiledRouterFiles, 'Routes.scala')
     }
 
-    def "fails build if injected routes generator was configured for Play version < 2.4.0"() {
-        given:
-        buildFile << """
-            play {
-                platform {
-                    playVersion = '2.3.0'
-                }
-                injectedRoutesGenerator = true
-            }
-        """
-
-        when:
-        BuildResult result = buildAndFail(ROUTES_COMPILE_TASK_NAME)
-
-        then:
-        result.output.contains('Injected routers are only supported in Play 2.4 or newer.')
-    }
-
     static String getRoutes() {
         """
             GET     /                           controllers.HomeController.index
diff --git a/src/integTestFixtures/groovy/org/gradle/playframework/fixtures/multiversion/PlayCoverage.groovy b/src/integTestFixtures/groovy/org/gradle/playframework/fixtures/multiversion/PlayCoverage.groovy
index 3266644b..ee27d953 100644
--- a/src/integTestFixtures/groovy/org/gradle/playframework/fixtures/multiversion/PlayCoverage.groovy
+++ b/src/integTestFixtures/groovy/org/gradle/playframework/fixtures/multiversion/PlayCoverage.groovy
@@ -10,10 +10,9 @@ final class PlayCoverage {
 
     public static final VersionNumber DEFAULT = VersionNumber.parse(DEFAULT_PLAY_VERSION)
     public static final List<VersionNumber> ALL = [
-            //VersionNumber.parse('2.3.10'),  NO LONGER SUPPORTED
             VersionNumber.parse('2.4.11'),
             VersionNumber.parse('2.5.19'),
-            //VersionNumber.parse('2.7.3'),
+            VersionNumber.parse('2.7.3'),
             // Not supported yet
             // VersionNumber.parse('2.8.0'),
             DEFAULT