diff --git a/build.gradle b/build.gradle
index 5ee56d9360..9289d8642d 100644
--- a/build.gradle
+++ b/build.gradle
@@ -45,9 +45,9 @@ allprojects {
         servoVersion = '0.12.21'
         governatorVersion = '1.17.5'
         archaiusVersion = '0.7.6'
-        jacksonVersion = '2.10.5'
-        jacksonDatabindVersion = '2.10.5.1'
+        jacksonVersion = '2.11.4'
         woodstoxVersion = '5.2.1'
+        slf4jVersion = '1.7.36'
 
         // test deps
         jetty_version = '7.2.0.v20101020'
diff --git a/eureka-client/build.gradle b/eureka-client/build.gradle
index af9dfdceb7..13ce1373c6 100644
--- a/eureka-client/build.gradle
+++ b/eureka-client/build.gradle
@@ -23,7 +23,8 @@ dependencies {
 
     compile "com.fasterxml.jackson.core:jackson-annotations:${jacksonVersion}"
     compile "com.fasterxml.jackson.core:jackson-core:${jacksonVersion}"
-    compile "com.fasterxml.jackson.core:jackson-databind:${jacksonDatabindVersion}"
+    compile "com.fasterxml.jackson.core:jackson-databind:${jacksonVersion}"
+    compile "com.fasterxml.jackson.dataformat:jackson-dataformat-cbor:${jacksonVersion}"
 
     // Eureka client uses JSON encoding by default
     compileOnly "com.fasterxml.jackson.dataformat:jackson-dataformat-xml:${jacksonVersion}"
diff --git a/eureka-core-jersey2/build.gradle b/eureka-core-jersey2/build.gradle
index b33c59912c..208f85e36f 100644
--- a/eureka-core-jersey2/build.gradle
+++ b/eureka-core-jersey2/build.gradle
@@ -20,5 +20,5 @@ dependencies {
     testCompile "junit:junit:${junit_version}"
     testCompile "org.mock-server:mockserver-netty:${mockserverVersion}"
     testCompile "org.mockito:mockito-core:${mockitoVersion}"
-    testRuntime 'org.slf4j:slf4j-simple:1.7.10'
+    testRuntime "org.slf4j:slf4j-simple:${slf4jVersion}"
 }
diff --git a/eureka-core/build.gradle b/eureka-core/build.gradle
index 8fb3fe1e15..3128bb7987 100644
--- a/eureka-core/build.gradle
+++ b/eureka-core/build.gradle
@@ -20,5 +20,5 @@ dependencies {
     testCompile "org.mock-server:mockserver-netty:${mockserverVersion}"
     testCompile "com.jcraft:jzlib:1.1.3" // netty dependency
     testCompile "org.mockito:mockito-core:${mockitoVersion}"
-    testRuntime 'org.slf4j:slf4j-simple:1.7.10'
+    testRuntime "org.slf4j:slf4j-simple:${slf4jVersion}"
 }
diff --git a/eureka-examples/build.gradle b/eureka-examples/build.gradle
index ee0dca504a..65ccad8e33 100644
--- a/eureka-examples/build.gradle
+++ b/eureka-examples/build.gradle
@@ -5,7 +5,7 @@ dependencies {
     compile files('conf')
 
     compile "com.netflix.governator:governator:${governatorVersion}"
-    runtimeOnly 'org.slf4j:slf4j-simple:1.7.7'
+    runtimeOnly "org.slf4j:slf4j-simple:${slf4jVersion}"
 }
 
 startScripts.enabled = false
diff --git a/eureka-server-governator/build.gradle b/eureka-server-governator/build.gradle
index 66101bebbb..bc944d330e 100644
--- a/eureka-server-governator/build.gradle
+++ b/eureka-server-governator/build.gradle
@@ -9,7 +9,7 @@ dependencies {
     compile "com.sun.jersey:jersey-server:${jerseyVersion}"
     compile "com.sun.jersey:jersey-servlet:${jerseyVersion}"
     compile "com.sun.jersey.contribs:jersey-guice:${jerseyVersion}"
-    compile 'org.slf4j:slf4j-log4j12:1.6.1'
+    compile "org.slf4j:slf4j-log4j12:${slf4jVersion}"
     runtimeOnly 'org.codehaus.jettison:jettison:1.2'
     providedCompile "javax.servlet:servlet-api:${servletVersion}"
 
diff --git a/eureka-server/build.gradle b/eureka-server/build.gradle
index 7cf551ee41..4fa067c184 100644
--- a/eureka-server/build.gradle
+++ b/eureka-server/build.gradle
@@ -5,7 +5,7 @@ dependencies {
     compile project(':eureka-core')
     compile "com.sun.jersey:jersey-server:$jerseyVersion"
     compile "com.sun.jersey:jersey-servlet:$jerseyVersion"
-    compile 'org.slf4j:slf4j-log4j12:1.6.1'
+    compile "org.slf4j:slf4j-log4j12:${slf4jVersion}"
     compile 'org.glassfish.jaxb:jaxb-runtime:2.3.3'
 
     runtimeOnly 'xerces:xercesImpl:2.12.0'