diff --git a/wingbits/start.sh b/wingbits/start.sh
index 868e88b..11dc663 100644
--- a/wingbits/start.sh
+++ b/wingbits/start.sh
@@ -97,6 +97,7 @@ if [ "$version" != "$local_version" ] || [ "$json_version" != "$local_json_versi
     rm -rf $WINGBITS_PATH/wingbits
     gunzip $WINGBITS_PATH/wingbits.gz 
     chmod +x $WINGBITS_PATH/wingbits
+    rm -rf $WINGBITS_PATH/config.json
     curl -s -o $WINGBITS_PATH/config.json "https://install.wingbits.com/config.json"
     echo "$version" > $WINGBITS_PATH/version
     echo "$json_version" > $WINGBITS_PATH/json-version