diff --git a/cmd/olliesrv/internal/session/session.go b/cmd/olliesrv/internal/session/session.go
index 01919f5..0e9c666 100644
--- a/cmd/olliesrv/internal/session/session.go
+++ b/cmd/olliesrv/internal/session/session.go
@@ -260,8 +260,9 @@ func (s *Session) SetBypassPending(req *protocol.BypassRequest, dialFn func() *t
 	s.bypassSignalCh = make(chan struct{})
 	s.bypassMu.Unlock()
 
-	// Publish event for GUI listeners
-	PublishEvent("session."+s.ID+".bypass.request", req.ID+"\t"+req.Cmd+"\t"+req.Cwd)
+	// Publish event for GUI listeners (escape newlines in cmd for single-line event format)
+	cmd := strings.ReplaceAll(req.Cmd, "\n", "\\n")
+	PublishEvent("session."+s.ID+".bypass.request", req.ID+"\t"+cmd+"\t"+req.Cwd)
 }
 
 // BypassPending returns the current pending bypass request, or nil if none.
diff --git a/kde/gui/ollie9pclient.cpp b/kde/gui/ollie9pclient.cpp
index 8df7619..21fd9ca 100644
--- a/kde/gui/ollie9pclient.cpp
+++ b/kde/gui/ollie9pclient.cpp
@@ -239,7 +239,7 @@ void Ollie9pClient::handleEvent(const QString &eventLine)
             rest == QLatin1String("rename")) {
             refreshSessions();
         } else if (rest.startsWith(QLatin1String("bypass."))) {
-            // Bypass event: payload is "id\tcmd\tcwd"
+            // Bypass event: payload is "id\tcmd\tcwd" (cmd has \n escaped as \\n)
             if (payload.isEmpty()) return;
             const int tab1 = payload.indexOf(QLatin1Char('\t'));
             if (tab1 < 0) return;
@@ -247,7 +247,8 @@ void Ollie9pClient::handleEvent(const QString &eventLine)
             if (tab2 < 0) return;
             
             const QString id = payload.left(tab1).toString();
-            const QString cmd = payload.mid(tab1 + 1, tab2 - tab1 - 1).toString();
+            QString cmd = payload.mid(tab1 + 1, tab2 - tab1 - 1).toString();
+            cmd.replace(QLatin1String("\\n"), QLatin1String("\n"));  // unescape newlines
             const QString cwd = payload.mid(tab2 + 1).toString();
             emit bypassRequested(sessionId.toString(), id, cmd, cwd);
         }