diff --git a/dd-java-agent/instrumentation/ratpack/ratpack.gradle b/dd-java-agent/instrumentation/ratpack-1.4/ratpack-1.4.gradle
similarity index 96%
rename from dd-java-agent/instrumentation/ratpack/ratpack.gradle
rename to dd-java-agent/instrumentation/ratpack-1.4/ratpack-1.4.gradle
index 7d078fde88..e41579acc5 100644
--- a/dd-java-agent/instrumentation/ratpack/ratpack.gradle
+++ b/dd-java-agent/instrumentation/ratpack-1.4/ratpack-1.4.gradle
@@ -3,7 +3,7 @@ apply plugin: 'version-scan'
 versionScan {
   group = "io.ratpack"
   module = 'ratpack'
-  versions = "[1.4.6,)"
+  versions = "[1.4.0,)"
   verifyPresent = [
     "ratpack.exec.ExecStarter"              : null,
     "ratpack.exec.Execution"                : null,
@@ -31,7 +31,7 @@ if (JavaVersion.current() != JavaVersion.VERSION_1_8) {
 }
 
 dependencies {
-  compileOnly group: 'io.ratpack', name: 'ratpack-core', version: '1.4.6'
+  compileOnly group: 'io.ratpack', name: 'ratpack-core', version: '1.4.0'
 
   compile project(':dd-trace-ot')
   compile project(':dd-java-agent:agent-tooling')
@@ -41,7 +41,7 @@ dependencies {
   compile deps.autoservice
 
   testCompile project(':dd-java-agent:testing')
-  testCompile group: 'io.ratpack', name: 'ratpack-test', version: '1.4.6'
+  testCompile group: 'io.ratpack', name: 'ratpack-test', version: '1.4.0'
 
   testCompile group: 'com.squareup.okhttp3', name: 'okhttp', version: '3.6.0'
 }
diff --git a/dd-java-agent/instrumentation/ratpack/src/main/java/datadog/trace/instrumentation/ratpack/RatapckInstrumentationUtils.java b/dd-java-agent/instrumentation/ratpack-1.4/src/main/java/datadog/trace/instrumentation/ratpack/RatapckInstrumentationUtils.java
similarity index 100%
rename from dd-java-agent/instrumentation/ratpack/src/main/java/datadog/trace/instrumentation/ratpack/RatapckInstrumentationUtils.java
rename to dd-java-agent/instrumentation/ratpack-1.4/src/main/java/datadog/trace/instrumentation/ratpack/RatapckInstrumentationUtils.java
diff --git a/dd-java-agent/instrumentation/ratpack/src/main/java/datadog/trace/instrumentation/ratpack/RatpackHttpClientInstrumentation.java b/dd-java-agent/instrumentation/ratpack-1.4/src/main/java/datadog/trace/instrumentation/ratpack/RatpackHttpClientInstrumentation.java
similarity index 100%
rename from dd-java-agent/instrumentation/ratpack/src/main/java/datadog/trace/instrumentation/ratpack/RatpackHttpClientInstrumentation.java
rename to dd-java-agent/instrumentation/ratpack-1.4/src/main/java/datadog/trace/instrumentation/ratpack/RatpackHttpClientInstrumentation.java
diff --git a/dd-java-agent/instrumentation/ratpack/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
similarity index 100%
rename from dd-java-agent/instrumentation/ratpack/src/main/java/datadog/trace/instrumentation/ratpack/RatpackInstrumentation.java
rename to dd-java-agent/instrumentation/ratpack-1.4/src/main/java/datadog/trace/instrumentation/ratpack/RatpackInstrumentation.java
diff --git a/dd-java-agent/instrumentation/ratpack/src/main/java/datadog/trace/instrumentation/ratpack/RatpackRequestExtractAdapter.java b/dd-java-agent/instrumentation/ratpack-1.4/src/main/java/datadog/trace/instrumentation/ratpack/RatpackRequestExtractAdapter.java
similarity index 100%
rename from dd-java-agent/instrumentation/ratpack/src/main/java/datadog/trace/instrumentation/ratpack/RatpackRequestExtractAdapter.java
rename to dd-java-agent/instrumentation/ratpack-1.4/src/main/java/datadog/trace/instrumentation/ratpack/RatpackRequestExtractAdapter.java
diff --git a/dd-java-agent/instrumentation/ratpack/src/main/java/datadog/trace/instrumentation/ratpack/RatpackScopeManager.java b/dd-java-agent/instrumentation/ratpack-1.4/src/main/java/datadog/trace/instrumentation/ratpack/RatpackScopeManager.java
similarity index 100%
rename from dd-java-agent/instrumentation/ratpack/src/main/java/datadog/trace/instrumentation/ratpack/RatpackScopeManager.java
rename to dd-java-agent/instrumentation/ratpack-1.4/src/main/java/datadog/trace/instrumentation/ratpack/RatpackScopeManager.java
diff --git a/dd-java-agent/instrumentation/ratpack/src/main/java/datadog/trace/instrumentation/ratpack/RequestSpecInjectAdapter.java b/dd-java-agent/instrumentation/ratpack-1.4/src/main/java/datadog/trace/instrumentation/ratpack/RequestSpecInjectAdapter.java
similarity index 100%
rename from dd-java-agent/instrumentation/ratpack/src/main/java/datadog/trace/instrumentation/ratpack/RequestSpecInjectAdapter.java
rename to dd-java-agent/instrumentation/ratpack-1.4/src/main/java/datadog/trace/instrumentation/ratpack/RequestSpecInjectAdapter.java
diff --git a/dd-java-agent/instrumentation/ratpack/src/main/java/datadog/trace/instrumentation/ratpack/TracingHandler.java b/dd-java-agent/instrumentation/ratpack-1.4/src/main/java/datadog/trace/instrumentation/ratpack/TracingHandler.java
similarity index 100%
rename from dd-java-agent/instrumentation/ratpack/src/main/java/datadog/trace/instrumentation/ratpack/TracingHandler.java
rename to dd-java-agent/instrumentation/ratpack-1.4/src/main/java/datadog/trace/instrumentation/ratpack/TracingHandler.java
diff --git a/dd-java-agent/instrumentation/ratpack/src/main/java/datadog/trace/instrumentation/ratpack/WrappedRequestSpec.java b/dd-java-agent/instrumentation/ratpack-1.4/src/main/java/datadog/trace/instrumentation/ratpack/WrappedRequestSpec.java
similarity index 100%
rename from dd-java-agent/instrumentation/ratpack/src/main/java/datadog/trace/instrumentation/ratpack/WrappedRequestSpec.java
rename to dd-java-agent/instrumentation/ratpack-1.4/src/main/java/datadog/trace/instrumentation/ratpack/WrappedRequestSpec.java
diff --git a/dd-java-agent/instrumentation/ratpack/src/test/groovy/RatpackTest.groovy b/dd-java-agent/instrumentation/ratpack-1.4/src/test/groovy/RatpackTest.groovy
similarity index 100%
rename from dd-java-agent/instrumentation/ratpack/src/test/groovy/RatpackTest.groovy
rename to dd-java-agent/instrumentation/ratpack-1.4/src/test/groovy/RatpackTest.groovy
diff --git a/settings.gradle b/settings.gradle
index 45e184c872..9ad0a72bdc 100644
--- a/settings.gradle
+++ b/settings.gradle
@@ -34,7 +34,7 @@ include ':dd-java-agent:instrumentation:play-2.4:play-2.6-testing'
 include ':dd-java-agent:instrumentation:servlet-2'
 include ':dd-java-agent:instrumentation:servlet-3'
 include ':dd-java-agent:instrumentation:spring-web'
-include ':dd-java-agent:instrumentation:ratpack'
+include ':dd-java-agent:instrumentation:ratpack-1.4'
 include ':dd-java-agent:instrumentation:trace-annotation'
 
 // benchmark