diff --git a/src/api/controllers/directus-controller.js b/src/api/controllers/directus-controller.js
index 6df91b9..d68faa1 100644
--- a/src/api/controllers/directus-controller.js
+++ b/src/api/controllers/directus-controller.js
@@ -169,6 +169,7 @@ async function generateFromDirectus(req, res, next) {
         rawText: order.text_template || null,
         // Absender fürs Kuvert (manuelle Aufträge): oben links, Empfänger unten rechts.
         envelopeSender: order.envelope_sender || null,
+        envelopeSenderScale: Number(order.envelope_sender_scale) || 1,
       },
     });
 
diff --git a/src/api/controllers/order-controller.js b/src/api/controllers/order-controller.js
index a392c66..2f11c17 100644
--- a/src/api/controllers/order-controller.js
+++ b/src/api/controllers/order-controller.js
@@ -330,7 +330,7 @@ async function runGeneration({ orderNumber, letters, metadata }) {
         if (isEnv) {
           svgResult = generateEnvelopeSVG(
             scriptalizedText, letter.format, letter.envelopeType,
-            { font: letter.font, realisticHandwriting: letter.realisticHandwriting ?? false, fontScale: letter.fontScale, sender: metadata.envelopeSender || '' }
+            { font: letter.font, realisticHandwriting: letter.realisticHandwriting ?? false, fontScale: letter.fontScale, sender: metadata.envelopeSender || '', senderScale: metadata.envelopeSenderScale || 1 }
           );
         } else {
           svgResult = generateLetterSVG(
diff --git a/src/api/controllers/preview-controller.js b/src/api/controllers/preview-controller.js
index ced7834..912401c 100644
--- a/src/api/controllers/preview-controller.js
+++ b/src/api/controllers/preview-controller.js
@@ -167,7 +167,7 @@ async function generateBatch(req, res, next) {
         if (letter.type === "envelope") {
           const svgResult = generateEnvelopeSVG(
             scriptalizedText, letter.format, letter.envelopeType,
-            { font: letter.font, realisticHandwriting: letter.realisticHandwriting ?? false, fontScale: letter.fontScale, sender: letter.sender || '' }
+            { font: letter.font, realisticHandwriting: letter.realisticHandwriting ?? false, fontScale: letter.fontScale, sender: letter.sender || '', senderScale: letter.senderScale || 1 }
           );
           if (svgResult.overflow) hasOverflow = true;
           const filename = `envelope_${pad}.svg`;
diff --git a/src/lib/svg-generator.js b/src/lib/svg-generator.js
index 594a7aa..7eb7975 100644
--- a/src/lib/svg-generator.js
+++ b/src/lib/svg-generator.js
@@ -357,11 +357,14 @@ function generateEnvelopeSVG(text, format, type, options = {}) {
     });
   }
 
-  // Absender oben links (kleiner) – nur wenn gesetzt und kein zentrierter Freitext.
+  // Absender oben links – nur wenn gesetzt und kein zentrierter Freitext.
   const absender = String(options.sender || '').trim();
   if (absender && type !== 'custom') {
-    const absSize = fontSizePx * 0.62;
-    const absLH = lineHeightPx * 0.62;
+    // Eigene Absender-Größe (Prozent, 1 = 100%). Grundgröße = Empfänger-Grundschrift
+    // (früher fix 0.62 → zu klein). Über options.senderScale prozentual einstellbar.
+    const senderScale = Math.max(0.5, Math.min(2, Number(options.senderScale) || 1));
+    const absSize = FONT_SIZE_PX * senderScale;
+    const absLH = lineHeightPx * (absSize / fontSizePx);
     const absLines = absender.split('\n').map((l) => l.replace(/\s+$/, ''));
     const absPaths = layoutTextToPaths({
       lines: absLines,
diff --git a/src/services/directus-service.js b/src/services/directus-service.js
index 17ae8c3..ce81afd 100644
--- a/src/services/directus-service.js
+++ b/src/services/directus-service.js
@@ -41,7 +41,7 @@ async function directusFetch(path, options = {}) {
 async function fetchOrder(orderId) {
   const fields = [
     'id', 'order_number', 'customer_email', 'font', 'status',
-    'needs_envelope', 'envelope_labeling', 'envelope_text', 'envelope_format', 'envelope_sender',
+    'needs_envelope', 'envelope_labeling', 'envelope_text', 'envelope_format', 'envelope_sender', 'envelope_sender_scale',
     'text_template', 'motif_mode', 'own_cards', 'entries_count', 'preview_session',
     'source_file', 'product.key', 'product.type', 'product.input_mode', 'format.key',
     'font_scale_letter', 'font_scale_envelope', 'signatures_manual', 'multi_page', 'realistic',