diff --git a/.travis.yml b/.travis.yml
index 881bcac93..b81b57bed 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,7 +2,7 @@ language: php
 
 php:
     - 5.4
-    - 5.6
+    - 5.6.29
     - 7.0
     - 7.1
 
@@ -34,9 +34,9 @@ services:
     - mysql
 
 before_install:
+    - sudo apt-get -qq update
     - bash ./application/scripts/travis/install-extensions.sh
     - bash ./application/scripts/travis/install-services.sh
-    - sudo apt-get -qq update
     - sudo apt-get install -y raptor2-utils
     - phpenv config-rm xdebug.ini
     - mysql -e 'CREATE DATABASE ontowiki_TEST;'
diff --git a/application/scripts/travis/install-extensions.sh b/application/scripts/travis/install-extensions.sh
index 9335333fb..c78e4379f 100644
--- a/application/scripts/travis/install-extensions.sh
+++ b/application/scripts/travis/install-extensions.sh
@@ -8,7 +8,7 @@ if [[ $TRAVIS_PHP_VERSION = "hhv"* ]]; then
 fi
 
 # get build dependencies
-sudo apt-get install -y unixODBC-dev
+sudo apt-get install -y unixodbc-dev
 
 PHPVERSION=$( php -v | head -n1 | sed "s|^PHP \([0-9][0-9\.]*\).*$|\1|" | tr -d '\n' )