diff --git a/.travis.before_install.bash b/.travis.before_install.bash
index a00ab233..ca46a6cb 100644
--- a/.travis.before_install.bash
+++ b/.travis.before_install.bash
@@ -16,8 +16,8 @@ elif [ "$TRAVIS_OS_NAME" == "osx" ]; then
   virtualenv -p $PYTHON venv
   source venv/bin/activate
 fi
-pip install numpy==1.12.1
-pip install ase==3.13.0
+pip install numpy==1.16.0
+pip install ase==3.17.0
 pip install scipy==1.2.3
 #if [ "$TRAVIS_OS_NAME" == "linux" ]; then
 #  pip install atomistica
diff --git a/requirements.txt b/requirements.txt
index 0469dfc4..396d2c8b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-numpy>=1.12.1
-ase>=3.13.0
+numpy>=1.16.0
+ase>=3.17.0
 scipy>=1.2.3
 sphinxcontrib-napoleon