diff --git a/build-prod.gradle b/build-prod.gradle
index 2033ebd..5e1ceb9 100644
--- a/build-prod.gradle
+++ b/build-prod.gradle
@@ -35,9 +35,9 @@ sourceSets {
 }
 
 dependencies {
-    compile 'com.google.code.gson:gson:2.6.2'
-    compile 'org.java-websocket:Java-WebSocket:1.3.5'
-    compile 'com.google.j2objc:j2objc-annotations:1.1'
+    compile 'com.google.code.gson:gson:2.8.6'
+    compile 'org.java-websocket:Java-WebSocket:1.4.0'
+    compile 'com.google.j2objc:j2objc-annotations:1.3'
 
     testCompile group: 'junit', name: 'junit', version: '4.11'
     testCompile "org.mockito:mockito-core:1.+"
diff --git a/build.gradle b/build.gradle
index ca6c159..8f74250 100644
--- a/build.gradle
+++ b/build.gradle
@@ -28,9 +28,9 @@ task apidoc(type: Javadoc) {
 }
 
 dependencies {
-    compile 'com.google.code.gson:gson:2.6.2'
-    compile 'org.java-websocket:Java-WebSocket:1.3.5'
-    compile 'com.google.j2objc:j2objc-annotations:1.1'
+    compile 'com.google.code.gson:gson:2.8.6'
+    compile 'org.java-websocket:Java-WebSocket:1.4.0'
+    compile 'com.google.j2objc:j2objc-annotations:1.3'
 
     testCompile group: 'junit', name: 'junit', version: '4.11'
     testCompile "org.mockito:mockito-core:1.+"