diff --git a/.travis.yml b/.travis.yml
index 2b8dd212..346ef97d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -103,7 +103,7 @@ install:
   - source script/torch.sh
   - pip install flake8 codecov
   - pip install scipy==1.4.1
-  - pip install .[test]
+  - python setup.py install
 script:
   - flake8 .
   - python setup.py test
diff --git a/CMakeLists.txt b/CMakeLists.txt
index b19d9ca6..3ba955f2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,7 +1,7 @@
 cmake_minimum_required(VERSION 3.0)
 project(torchcluster)
 set(CMAKE_CXX_STANDARD 14)
-set(TORCHCLUSTER_VERSION 1.5.6)
+set(TORCHCLUSTER_VERSION 1.5.7)
 
 option(WITH_CUDA "Enable CUDA support" OFF)
 
diff --git a/setup.py b/setup.py
index 494305ef..28406265 100644
--- a/setup.py
+++ b/setup.py
@@ -63,7 +63,7 @@ def get_extensions():
 
 setup(
     name='torch_cluster',
-    version='1.5.6',
+    version='1.5.7',
     author='Matthias Fey',
     author_email='matthias.fey@tu-dortmund.de',
     url='https://github.com/rusty1s/pytorch_cluster',
diff --git a/torch_cluster/__init__.py b/torch_cluster/__init__.py
index d60a8549..cc83ff6b 100644
--- a/torch_cluster/__init__.py
+++ b/torch_cluster/__init__.py
@@ -3,7 +3,7 @@
 
 import torch
 
-__version__ = '1.5.6'
+__version__ = '1.5.7'
 
 for library in [
         '_version', '_grid', '_graclus', '_fps', '_rw', '_sampler', '_nearest',