diff --git a/.gitignore b/.gitignore
index b468fdc5..56a7f81c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,7 @@ pkg/
 # ignore rbvenv files used for puppet-lint, rspect etc.
 .ruby-version
 .rbenv-gemsets
+
+# ignore geppetto files
+.project
+metadata.json
diff --git a/manifests/pip.pp b/manifests/pip.pp
index 2cb5bd54..247295c7 100644
--- a/manifests/pip.pp
+++ b/manifests/pip.pp
@@ -149,7 +149,7 @@
       # Version formats as per http://guide.python-distribute.org/specification.html#standard-versioning-schemes
       # Explicit version.
       exec { "pip_install_${name}":
-        command     => "${pip_env} wheel --help > /dev/null 2>&1 && { ${pip_env} wheel --version > /dev/null 2>&1 || wheel_support_flag='--no-use-wheel'; } ; ${pip_env} --log ${cwd}/pip.log install ${install_args} \$wheel_support_flag ${proxy_flag} ${install_args} ${install_editable} ${source}==${ensure}",
+        command     => "${pip_env} wheel --help > /dev/null 2>&1 && { ${pip_env} wheel --version > /dev/null 2>&1 || wheel_support_flag='--no-use-wheel'; } ; { ${pip_env} --log ${cwd}/pip.log install ${install_args} \$wheel_support_flag ${proxy_flag} ${install_args} ${install_editable} ${source}==${ensure} || ${pip_env} --log ${cwd}/pip.log install ${install_args} ${proxy_flag} ${install_args} ${install_editable} ${source}==${ensure} ;}",
         unless      => "${pip_env} freeze | grep -i -e ${grep_regex}",
         user        => $owner,
         environment => $environment,
@@ -161,7 +161,7 @@
     present: {
       # Whatever version is available.
       exec { "pip_install_${name}":
-        command     => "${pip_env} wheel --help > /dev/null 2>&1 && { ${pip_env} wheel --version > /dev/null 2>&1 || wheel_support_flag='--no-use-wheel'; } ; ${pip_env} --log ${cwd}/pip.log install \$wheel_support_flag ${proxy_flag} ${install_args} ${install_editable} ${source}",
+        command     => "${pip_env} wheel --help > /dev/null 2>&1 && { ${pip_env} wheel --version > /dev/null 2>&1 || wheel_support_flag='--no-use-wheel'; } ; { ${pip_env} --log ${cwd}/pip.log install \$wheel_support_flag ${proxy_flag} ${install_args} ${install_editable} ${source} || ${pip_env} --log ${cwd}/pip.log install ${proxy_flag} ${install_args} ${install_editable} ${source} ;}",
         unless      => "${pip_env} freeze | grep -i -e ${grep_regex}",
         user        => $owner,
         environment => $environment,
@@ -173,7 +173,7 @@
     latest: {
       # Latest version.
       exec { "pip_install_${name}":
-        command     => "${pip_env} wheel --help > /dev/null 2>&1 && { ${pip_env} wheel --version > /dev/null 2>&1 || wheel_support_flag='--no-use-wheel'; } ; ${pip_env} --log ${cwd}/pip.log install --upgrade \$wheel_support_flag ${proxy_flag} ${uninstall_args} ${install_editable} ${source}",
+        command     => "${pip_env} wheel --help > /dev/null 2>&1 && { ${pip_env} wheel --version > /dev/null 2>&1 || wheel_support_flag='--no-use-wheel'; } ; { ${pip_env} --log ${cwd}/pip.log install --upgrade \$wheel_support_flag ${proxy_flag} ${uninstall_args} ${install_editable} ${source} || ${pip_env} --log ${cwd}/pip.log install --upgrade ${proxy_flag} ${uninstall_args} ${install_editable} ${source} ;}",
         unless      => "${pip_env} search ${source} | grep -i INSTALLED | grep -i latest",
         user        => $owner,
         environment => $environment,