diff --git a/.gitignore b/.gitignore
index d535eca..b76c28d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 .stfolder
 main.retry
 private
+.env
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..90d4055
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1 @@
+ansible
diff --git a/sync.sh b/sync.sh
index c2dc5ed..82b1387 100755
--- a/sync.sh
+++ b/sync.sh
@@ -8,7 +8,11 @@ if [ -z "$1" ]; then
   echo "Example: $0 default,vim"
   exit 1
 fi
-ansible-playbook -i 'localhost,' main.yml --tags $1
+if [ -f .env/bin/activate ]; then
+  echo "Found virtualenv. Sourcing..."
+  source .env/bin/activate
+fi
+ansible-playbook -i 'localhost,' main.yml --tags "$1"
 # Could also sync vim:
 # ansible-playbook -i hosts main.yml --tags default,vim
 # vim +'call Initialize()' +'qa'