diff --git a/src/server/connection.cpp b/src/server/connection.cpp
--- a/src/server/connection.cpp
+++ b/src/server/connection.cpp
@@ -281,7 +281,7 @@
             m_currentHandler->setTag(tag);
             m_currentHandler->setCommand(cmd);
             try {
-                DbDeadlockCatcher catcher([this, cmd]() { parseStream(cmd); });
+                DbDeadlockCatcher catcher([this, &cmd]() { parseStream(cmd); });
             } catch (const Akonadi::Server::HandlerException &e) {
                 if (m_currentHandler) {
                     try {