diff --git a/constants.properties b/constants.properties
index b7ed08ca31..6076478c2c 100644
--- a/constants.properties
+++ b/constants.properties
@@ -1,4 +1,4 @@
-gradlePluginsVersion=4.0.38
+gradlePluginsVersion=4.0.39
 kotlinVersion=1.2.71
 # ***************************************************************#
 # When incrementing platformVersion make sure to update          #
diff --git a/testing/node-driver/build.gradle b/testing/node-driver/build.gradle
index 102249761e..01de45b827 100644
--- a/testing/node-driver/build.gradle
+++ b/testing/node-driver/build.gradle
@@ -55,3 +55,15 @@ jar {
 publish {
     name jar.baseName
 }
+
+scanApi {
+    //Constructors that are synthesized by Kotlin unexpectedly
+    excludeMethods = [
+        "net.corda.testing.node.MockServices": [
+            "<init>(Lnet/corda/node/cordapp/CordappLoader;Lnet/corda/core/node/services/IdentityService;Lnet/corda/core/node/NetworkParameters;Lnet/corda/testing/core/TestIdentity;[Ljava/security/KeyPair;Lkotlin/jvm/internal/DefaultConstructorMarker;)V"
+        ],
+        "net.corda.testing.node.InMemoryMessagingNetwork\$MessageTransfer": [
+            "<init>(Lnet/corda/testing/node/InMemoryMessagingNetwork\$PeerHandle;Lnet/corda/node/services/messaging/Message;Lnet/corda/core/messaging/MessageRecipients;Lkotlin/jvm/internal/DefaultConstructorMarker;)V"
+        ]
+    ]
+}
\ No newline at end of file