diff --git a/scripts/ExtendSubject.mjs b/scripts/ExtendSubject.mjs
new file mode 100644
index 0000000..efa678c
--- /dev/null
+++ b/scripts/ExtendSubject.mjs
@@ -0,0 +1,19 @@
+export async function ExtendSubject() {
+    const getOrgHeader = (name) => {
+        let rv = [];
+        for (let [hName, hValue] of Object.entries(data.headers)) {
+            if (name == hName) {
+                rv.push(...hValue);
+            }
+        }
+         return rv;
+    }
+
+    let { relatedMessageId } = await this.compose.getComposeDetails();
+    let data = await this.messages.getFull(relatedMessageId);
+
+    let subject = getOrgHeader("subject")
+    let Prefix = this.quicktext.variables[0];
+    let FullSubject = Prefix + " " + subject;
+    await this.compose.setComposeDetails({ subject: FullSubject });
+}