diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 94f55e292e5dae5f903b45773d02bd20168c4438..4e6ac4b380648ef4e9e03ce9882a54cc10c67938 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -12,20 +12,20 @@ cache:
   paths:
 # apt
     - apt-cache
-# 
 # build
     - build
   
 before_script:
   - export APT_CACHE_DIR=`pwd`/apt-cache && mkdir -pv $APT_CACHE_DIR
   - export SITE_PACKAGES=`pwd`/site_packages && mkdir -pv $SITE_PACKAGES
-  - export PYTHONPATH=$PYTHONPATH:$SITE_PACKAGES
-  - export PATH=$PATH:$SITE_PACKAGES
+  - rm -rf $SITE_PACKAGES
+#  - export PYTHONPATH=$PYTHONPATH:$SITE_PACKAGES
+#  - export PATH=$PATH:$SITE_PACKAGES
   - apt-get update -yq && apt-get -o dir::cache::archives="$APT_CACHE_DIR" install -y cmake libfftw3-dev
   - apt-get -o dir::cache::archives="$APT_CACHE_DIR" install -y liblapack-dev python3.5 python3.5-dev python3-pip
   - pip3 install --upgrade pip
-  - pip3 install --target=$SITE_PACKAGES scipy matplotlib
-  - pip3 install nose coverage
+#  - pip3 install --target=$SITE_PACKAGES scipy matplotlib
+  - pip3 install scipy matplotlib nose coverage
 
 # Main build 
 build: