diff --git a/.travis.yml b/.travis.yml
index b64d990..84e083f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -94,7 +94,7 @@ before_deploy:
     conda install constructor;
     conda remove --force constructor;
     pip install -U --no-deps https://github.com/jaimergp/constructor/archive/jinja-env.zip;
-    export CONDA_PREFIX=$HOME/miniconda;
+    export CONDA_PREFIX="$HOME/miniconda";
     constructor . ;
   fi
 - conda install -q anaconda-client
diff --git a/construct.yaml b/construct.yaml
index f5af863..2fb211e 100644
--- a/construct.yaml
+++ b/construct.yaml
@@ -1,12 +1,12 @@
 name: ommprotocol
-version: {{ environ.get('GIT_DESCRIBE_TAG', 'v')[1:] }}
+version: {{ environ.get('GIT_DESCRIBE_TAG', 'vN/A')[1:] }}
 license_file: LICENSE
 
 # Welcome image for Windows installer
 welcome_image: docs/img/logo.png                  [win]
 
 channels:
-  - file://{{ environ.get('CONDA_PREFIX') }}/conda-bld
+  - file://{{ environ['CONDA_PREFIX'] }}/conda-bld
   - https://conda.anaconda.org/insilichem
   - https://conda.anaconda.org/omnia
   - https://repo.continuum.io/pkgs/main/