diff --git a/.requirements-full-test.txt b/.requirements-full-test.txt
index d2908d4f8adbcd084da77deccb86ba05a2552551..dfc1b8de6e8d8905a42b23b024a42abef4640fcc 100644
--- a/.requirements-full-test.txt
+++ b/.requirements-full-test.txt
@@ -1,6 +1,4 @@
-numpy
 scipy
-simpletraj
 mdtraj
 mdanalysis
 pytest
diff --git a/.travis.yml b/.travis.yml
index dcc2814c11ca95ca6a705c94f3c0a3f2c981c17e..c79a4ae602db446417ad095a4185994c0414d422 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -10,6 +10,7 @@ cache:
         - $HOME/.cache/pip
 install:
     - pip install --upgrade pip setuptools wheel
-    - pip install -r .requirements-full-test.txt --only-binary=numpy,scipy
+    - pip install -r requirements.txt --only-binary=numpy
+    - pip install -r .requirements-full-test.txt --only-binary=scipy
 script:
     - py.test test/
diff --git a/requirements.txt b/requirements.txt
index d7b26492cfd774a548c0c828de06f92ecc73d04b..558c46bf07b3ba2ef5445049d08d01ab70cff5e7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,2 @@
-coverage==4.0.3
-nose==1.3.7
-numpy==1.10.4
-py==1.4.31
-pytest==2.8.7
-simpletraj==0.3
-wheel==0.29.0
+numpy
+simpletraj