diff --git a/ci/install.sh b/ci/install.sh
index faa4a218..93ae890c 100644
--- a/ci/install.sh
+++ b/ci/install.sh
@@ -23,13 +23,10 @@ conda update -q conda
 conda install -n -q root _license
 conda info -a
 conda config --add channels conda-forge 
-conda create -q -n test-environment python=$PYTHON_VERSION nose pyinstaller conda-build anaconda-client numpy=$NUMPY_VERSION
-source activate test-environment
+conda env create -f environment.yml
+source activate devel
+conda install -c conda-forge -q pytest-cov conda-build anaconda-client
 
-pip install --upgrade pip
-conda install -q qtpy
-conda install -q conda-forge pyside2
-conda install -c conda-forge -q pytest-cov
 if [[ "$COVERALLS" == "YES" ]]; then
     echo "Installing coveralls ..."
     conda install -c conda-forge -q coveralls
diff --git a/environment.yml b/environment.yml
index e5c1901e..a4b2d02d 100644
--- a/environment.yml
+++ b/environment.yml
@@ -1,7 +1,7 @@
 name: devel
 channels:
-  - conda-forge/label/testing
   - conda-forge
+  - conda-forge/label/testing
   - anaconda
 dependencies:
   - python=3