diff --git a/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java b/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java
index 6c67c0726..b0d8272de 100644
--- a/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java
+++ b/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java
@@ -683,7 +683,7 @@ public class XmppConnection implements Runnable {
 					disconnect(true);
 					Log.d(Config.LOGTAG, account.getJid().toBareJid()
 							+ ": could not register. instructions are"
-							+ instructions != null ? instructions.getContent() : "");
+							+ (instructions != null ? instructions.getContent() : ""));
 				}
 			}
 		});