diff --git a/backup.sh b/backup.sh
index 1041701..17801d3 100755
--- a/backup.sh
+++ b/backup.sh
@@ -17,10 +17,14 @@ if [[ $running ]]; then
 fi
 echo "Not currently running. Continuing..."
 curl https://hc-ping.com/$HEALTHCHECK_UUID/start
-$(pwd)/$PRE_RUN_SCRIPT
+if [[ $PRE_RUN_SCRIPT ]]; then
+    $(pwd)/$PRE_RUN_SCRIPT
+fi
 $BACKUP_CMD
 if [[ $? == 0 ]]; then
-    $POST_RUN_SCRIPT
+    if [[ $POST_RUN_SCRIPT ]]; then
+        $(pwd)/$POST_RUN_SCRIPT
+    fi
     curl https://hc-ping.com/$HEALTHCHECK_UUID
 else
     curl https://hc-ping.com/$HEALTHCHECK_UUID/fail