diff --git a/src/pretix/base/pdf.py b/src/pretix/base/pdf.py
index ba1a0fc7c1..21414055be 100644
--- a/src/pretix/base/pdf.py
+++ b/src/pretix/base/pdf.py
@@ -819,7 +819,7 @@ class Renderer:
             # and does not deal with our default value here properly
             content = op.secret
         else:
-            content = self._get_text_content(op, order, o)
+            content = self._get_text_content(op, order, o).strip()
 
         if len(content) == 0:
             return