diff --git a/prompt_fresh_setup b/prompt_fresh_setup
index fde4845..7bc4666 100644
--- a/prompt_fresh_setup
+++ b/prompt_fresh_setup
@@ -124,12 +124,12 @@ fresh_line_one() {
 
   # If a virtualenv is enabled, display it's basename
   if [[ ! -z "$VIRTUAL_ENV" ]]; then
-    py=" %{%F{4}%}py%{%f%}%{%F{3}%}$(basename $VIRTUAL_ENV)%{%f%}"
+    local py=" %{%F{4}%}py%{%f%}%{%F{3}%}$(basename $VIRTUAL_ENV)%{%f%}"
   fi
 
   # If docker-machine env is active, display the machines name
   if [[ ! -z "$DOCKER_MACHINE_NAME" ]]; then
-    docker=" %{%F{6}%}$DOCKER_MACHINE_NAME%{%f%}"
+    local docker=" %{%F{6}%}$DOCKER_MACHINE_NAME%{%f%}"
   fi
 
   # Print the first line of the prompt