diff --git a/deployment-script.sh b/deployment-script.sh
index ffe2e0c..c95e993 100755
--- a/deployment-script.sh
+++ b/deployment-script.sh
@@ -7,5 +7,11 @@ echo -n "`find -name "*.php" -or -name "*.html" | sed 's/^/python variable_grabb
 echo -n "`find -name "*.php" -or -name "*.html" | sed 's/^/python variable_grabbler.py /;s/$/ variable_grabbler.pass1.json/'`" | bash -
 echo -n "`find -name "*.php" -or -name "*.html" | sed 's/^/python variable_grabbler.py /;s/$/ variable_grabbler.pass2.json/'`" | bash -
 
+echo "Checking run-once script..."
+echo "Setting permissions."
+chmod +x run-once-script.sh
+echo -ne "import os, sys\nif \"`sha256sum run-once-script.sh`\" == \"`cat ../run-once`\":\n print \"File has not changed. Aborting.\"\n sys.exit()\nelse:\n print \"File has changed. Calculating checksum...\"\n os.system(\"sha256sum run-once-script.sh > ../run-once\")\n print \"\"\"Executing...\n==========\"\"\"\n os.system(\"./run-once-script.sh\")\n print \"\"\"==========\nDone.\"\"\"" | python
+
+
 echo "==============================================================================
 Done."