diff --git a/.github/workflows/scripts/update-json.sh b/.github/workflows/scripts/update-json.sh
new file mode 100644
index 00000000..df1ae26f
--- /dev/null
+++ b/.github/workflows/scripts/update-json.sh
@@ -0,0 +1,23 @@
+#!/bin/bash
+
+FILE=$1
+TODAY=$(date -u +"%Y-%m-%d")
+
+if [[ -z "$FILE" ]]; then
+    echo "No file specified. Exiting."
+    exit 1
+fi
+
+if [[ ! -f "$FILE" ]]; then
+    echo "File $FILE not found. Exiting."
+    exit 1
+fi
+
+DATE_IN_JSON=$(jq -r '.date_created' "$FILE" 2>/dev/null || echo "")
+
+if [[ "$DATE_IN_JSON" != "$TODAY" ]]; then
+    echo "Updating $FILE: $DATE_IN_JSON -> $TODAY"
+    jq --arg date "$TODAY" '.date_created = $date' "$FILE" > tmp.json && mv tmp.json "$FILE"
+else
+    echo "No update needed."
+fi