diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5326e332c6850ecaa81be751625599cb41fe370b..e9e03789b88014035c77306ea6ac6b060f3bedaa 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,6 @@
 Upcoming version:
 -----------------
+  - updating gradle to version 3.1 (Nikolaus Krismer)
   - fixed minor problems with spaces in deploy directory (Nikolaus Krismer)
   - changes to match new argument naming in isochrone-tools project (Nikolaus Krismer)
   - updating neo4j to latest version (Nikolaus Krismer)
diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar
index deedc7fa5e6310eac3148a7dd0b1f069b07364cb..6ffa237849ef3607e39c3b334a92a65367962071 100644
Binary files a/gradle/wrapper/gradle-wrapper.jar and b/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 15812e12e243bfe48cf5af13943c8955cdecb580..796ebfe3e299a821fcd2d0da7d68ae719b14f814 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Fri Aug 19 10:17:45 CEST 2016
+#Wed Oct 05 21:00:08 CEST 2016
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-3.0-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-3.1-bin.zip