diff --git a/admin.html b/admin.html
index d1f59f6..ed403b3 100644
--- a/admin.html
+++ b/admin.html
@@ -504,7 +504,7 @@
         prev.style.display = 'block';
         lbl.classList.add('has-image');
       } catch (e) {
-        showToast('⚠️ Kuvan lataus epäonnistui. Tuetut muodot: JPG, PNG, GIF, WebP.');
+        showToast('⚠️ Kuvan lataus epäonnistui. Tuetut muodot: JPG, PNG, GIF, WebP (max 20 MB).');
       } finally {
         lbl.style.opacity = '';
       }
diff --git a/script.js b/script.js
index 0699293..fcfe8c1 100644
--- a/script.js
+++ b/script.js
@@ -440,7 +440,7 @@ async function uploadImg(input, hiddenId, previewId, labelId) {
     prev.style.display = 'block';
     lbl.classList.add('has-image');
   } catch (e) {
-    alert('Kuvan lataus epäonnistui. Tuetut muodot: JPG, PNG, GIF, WebP (max 8 MB).');
+    alert('Kuvan lataus epäonnistui. Tuetut muodot: JPG, PNG, GIF, WebP (max 20 MB).');
   } finally {
     lbl.style.opacity = '';
   }
diff --git a/upload.php b/upload.php
index 678c387..c97cb86 100644
--- a/upload.php
+++ b/upload.php
@@ -5,7 +5,7 @@
  */
 
 $allowed_mime = ['image/jpeg', 'image/png', 'image/gif', 'image/webp'];
-$max_bytes    = 8 * 1024 * 1024; // 8 Mt
+$max_bytes    = 20 * 1024 * 1024; // 20 Mt
 
 header('Content-Type: application/json');