updated curator version
diff --git a/leader-common/build.gradle b/leader-common/build.gradle
index 381cc75..def336e 100644
--- a/leader-common/build.gradle
+++ b/leader-common/build.gradle
@@ -95,7 +95,7 @@
 
     testCompile 'org.jetbrains.spek:spek-api:1.1.5'
     testCompile "org.jetbrains.kotlin:kotlin-test-junit:$kotlin_version"
-    testCompile 'org.apache.curator:curator-test:2.9.1'
+    testCompile 'org.apache.curator:curator-test:4.2.0'
     testRuntime 'org.jetbrains.spek:spek-junit-platform-engine:1.1.5'
 
     // Spek requires kotlin-reflect, can be omitted if already in the classpath
diff --git a/leader-yarn/build.gradle b/leader-yarn/build.gradle
index dcea40f..694ee7e 100644
--- a/leader-yarn/build.gradle
+++ b/leader-yarn/build.gradle
@@ -76,7 +76,7 @@
 
     testCompile 'org.jetbrains.spek:spek-api:1.1.5'
     testCompile "org.jetbrains.kotlin:kotlin-test-junit:$kotlin_version"
-    testCompile 'org.apache.curator:curator-test:2.9.1'
+    testCompile 'org.apache.curator:curator-test:4.2.0'
     testRuntime 'org.jetbrains.spek:spek-junit-platform-engine:1.1.5'
 
     // Spek requires kotlin-reflect, can be omitted if already in the classpath
diff --git a/leader/build.gradle b/leader/build.gradle
index c3034cb..8e56f42 100644
--- a/leader/build.gradle
+++ b/leader/build.gradle
@@ -45,7 +45,7 @@
     compile project(':amaterasu-sdk')
     compile group: 'com.github.scopt', name: 'scopt_2.11', version: '3.3.0'
     compile group: 'com.github.nscala-time', name: 'nscala-time_2.11', version: '2.2.0'
-    compile group: 'org.apache.curator', name:'curator-test', version:'2.9.1'
+    compile group: 'org.apache.curator', name: 'curator-framework', version: '4.2.0'
     compile group: 'com.fasterxml.jackson.module', name: 'jackson-module-scala_2.11', version: '2.9.4'
     compile group: 'com.fasterxml.jackson.core', name: 'jackson-core', version: '2.9.8'
     compile group: 'com.fasterxml.jackson.core', name: 'jackson-annotations', version: '2.9.8'
@@ -72,7 +72,7 @@
     testCompile 'junit:junit:4.11'
     testCompile 'org.scalatest:scalatest_2.11:3.0.2'
     testCompile 'org.scala-lang:scala-library:2.11.8'
-    testCompile 'org.apache.curator:curator-test:2.9.1'
+    testCompile 'org.apache.curator:curator-test:4.2.0'
 
 }