diff --git a/.travis.yml b/.travis.yml
index 1abccad4..0e78a8c6 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -26,7 +26,6 @@ python:
 
 script: 
   - ./configure  --production ./config/gfortran.cfg
-  - cat ./install/_build/p_graphviz.log 
   - source ./quantum_package.rc
   - qp_install_module.py install Full_CI Hartree_Fock
   - ninja
diff --git a/configure b/configure
index 52ff4216..0698df12 100755
--- a/configure
+++ b/configure
@@ -128,7 +128,7 @@ ezfio = Info(
     default_path=join(QP_ROOT_INSTALL, "EZFIO"))
 
 p_graphviz = Info(
-    url='https://github.com/xflr6/graphviz/archive/master.zip',
+    url='https://github.com/xflr6/graphviz/archive/master.tar.gz',
     description=' Python library for graphviz',
     default_path=join(QP_ROOT_INSTALL, "p_graphviz"))