diff --git a/.travis.yml b/.travis.yml
index f697bb0d3..553f2b3db 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -10,7 +10,14 @@ cache:
   directories:
   - $HOME/.m2
 
-install: gradle assemble
+before_install:
+  - export JAVA_OPTS="-XX:MaxPermSize=512M"
+  - export GRADLE_VERSION=2.7
+  - wget https://services.gradle.org/distributions/gradle-${GRADLE_VERSION}-all.zip
+  - unzip -q gradle-${GRADLE_VERSION}-all.zip
+  - export PATH="$(pwd)/gradle-${GRADLE_VERSION}/bin:$PATH"
+
+install: gradle assemble --stacktrace
 script: gradle check
 
 after_success: