diff --git a/src/blackmisc/simulation/data/modelcaches.cpp b/src/blackmisc/simulation/data/modelcaches.cpp
index d51b07138..748442426 100644
--- a/src/blackmisc/simulation/data/modelcaches.cpp
+++ b/src/blackmisc/simulation/data/modelcaches.cpp
@@ -256,6 +256,7 @@ namespace BlackMisc
                 case CSimulatorInfo::XPLANE: this->m_modelCacheXP.synchronize(); break;
                 default:
                     Q_ASSERT_X(simulator.isSingleSimulator(), Q_FUNC_INFO, "No single simulator");
+                    break;
                 }
             }
         } // ns