diff --git a/dd-java-agent/instrumentation/ratpack-1.4/src/main/java/datadog/trace/instrumentation/ratpack/RatpackInstrumentation.java b/dd-java-agent/instrumentation/ratpack-1.4/src/main/java/datadog/trace/instrumentation/ratpack/RatpackInstrumentation.java
index 1502300456..a536a86c45 100644
--- a/dd-java-agent/instrumentation/ratpack-1.4/src/main/java/datadog/trace/instrumentation/ratpack/RatpackInstrumentation.java
+++ b/dd-java-agent/instrumentation/ratpack-1.4/src/main/java/datadog/trace/instrumentation/ratpack/RatpackInstrumentation.java
@@ -54,6 +54,8 @@ public final class RatpackInstrumentation extends Instrumenter.Default {
       // service registry helpers
       "datadog.trace.instrumentation.ratpack.impl.RatpackRequestExtractAdapter",
       "datadog.trace.instrumentation.ratpack.impl.RatpackScopeManager",
+      "datadog.trace.instrumentation.ratpack.impl.RatpackScopeManager$RatpackScope",
+      "datadog.trace.instrumentation.ratpack.impl.RatpackServerAdvice",
       "datadog.trace.instrumentation.ratpack.impl.RatpackServerAdvice$RatpackServerRegistryAdvice",
       "datadog.trace.instrumentation.ratpack.impl.TracingHandler"
     };