diff --git a/app/src/main/java/eu/faircode/email/ServiceSynchronize.java b/app/src/main/java/eu/faircode/email/ServiceSynchronize.java
index 67b75cb244..b1ad8dbdb1 100644
--- a/app/src/main/java/eu/faircode/email/ServiceSynchronize.java
+++ b/app/src/main/java/eu/faircode/email/ServiceSynchronize.java
@@ -1848,8 +1848,6 @@ public class ServiceSynchronize extends LifecycleService {
             throw new MessageRemovedException();
 
         StringBuilder sb = new StringBuilder();
-        if (BuildConfig.DEBUG)
-            sb.append(imessage.getFlags().toString()).append("\n");
 
         Enumeration<Header> headers = imessage.getAllHeaders();
         while (headers.hasMoreElements()) {