diff --git a/update.sh b/update.sh
new file mode 100755
index 00000000..a394eed8
--- /dev/null
+++ b/update.sh
@@ -0,0 +1,37 @@
+#!/bin/bash
+set -e
+
+# determine inital and target versions
+initial_version="`./bw-dev runweb python manage.py instance_version --current`"
+target_version="`./bw-dev runweb python manage.py instance_version --target`"
+
+initial_version="`echo $initial_version | tail -n 1 | xargs`"
+target_version="`echo $target_version | tail -n 1 | xargs`"
+if [[ "$initial_version" = "$target_version" ]]; then
+    echo "Already up to date; version $initial_version"
+    exit
+fi
+
+echo "---------------------------------------"
+echo "Updating from version: $initial_version"
+echo ".......... to version: $target_version"
+echo "---------------------------------------"
+
+function version_gt() { test "$(printf '%s\n' "$@" | sort -V | head -n 1)" != "$1"; }
+
+# execute scripts between initial and target
+for version in `ls -A updates/ | sort -V `; do
+    if version_gt $initial_version $version; then
+        # too early
+        continue
+    fi
+    if version_gt $version $target_version; then
+        # too late
+        continue
+    fi
+    echo "Running tasks for version $version"
+    ./updates/$version
+done
+
+./bw-dev runweb python manage.py instance_version --update
+echo "✨ ----------- Done! --------------- ✨"