diff --git a/.travis.yml b/.travis.yml
index 8f34e4b..2b00527 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -7,15 +7,16 @@ before_install:
 before_script:
   - echo sdk.dir $ANDROID_HOME > local.properties
 script:
+  - jdk_switcher use oraclejdk8
   - export TERM=dumb
   - export JAVA_OPTS="-XX:MaxPermSize=1024m -XX:+CMSClassUnloadingEnabled -XX:+HeapDumpOnOutOfMemoryError -Xmx2048m"
   - ./gradlew build
 android:
   components:
-  - platform-tools
   - tools
-  - build-tools-23.0.3
-  - android-23
+  - platform-tools
+  - build-tools-24.0.3
+  - android-24
   - extra-android-m2repository
 before_cache:
   - rm -f $HOME/.gradle/caches/modules-2/modules-2.lock
diff --git a/build.gradle b/build.gradle
index 499598f..c02fd47 100644
--- a/build.gradle
+++ b/build.gradle
@@ -26,7 +26,7 @@ buildscript {
 
 allprojects {
     apply plugin: 'idea'
-    ext.androidBuildVersionTools = "24.0.2"
+    ext.androidBuildVersionTools = "24.0.3"
 }
 
 def androidCompileSdk() { return 24 }
diff --git a/extern/UnifiedNlpApi b/extern/UnifiedNlpApi
index 62841ac..6662510 160000
--- a/extern/UnifiedNlpApi
+++ b/extern/UnifiedNlpApi
@@ -1 +1 @@
-Subproject commit 62841ac0e297972e008643c11d2c4d2477a73425
+Subproject commit 6662510fedc280171a8ed08185645e92eaf21999
diff --git a/unifiednlp-compat/build.gradle b/unifiednlp-compat/build.gradle
index 2cb2af1..d22f450 100644
--- a/unifiednlp-compat/build.gradle
+++ b/unifiednlp-compat/build.gradle
@@ -25,5 +25,5 @@ if (!sdkDir) {
 
 sourceSets.main {
     java.srcDirs = ['src/current/java', 'src/v9/java']
-    compileClasspath += project.rootProject.files("$sdkDir/platforms/android-23/android.jar")
+    compileClasspath += project.rootProject.files("$sdkDir/platforms/android-24/android.jar")
 }