diff --git a/.travis.yml b/.travis.yml
index 43217b918c..2adb1d0303 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -7,6 +7,10 @@ jdk: openjdk8
 services:
   - docker
 
+addons:
+  apt:
+    update: true
+
 env:
   global:
     - NXF_VER=0.27.0 SGT_VER=2.4.2