diff --git a/src/FruDevice.cpp b/src/FruDevice.cpp
index 79e142a..6eaccbe 100644
--- a/src/FruDevice.cpp
+++ b/src/FruDevice.cpp
@@ -1489,7 +1489,10 @@
                 std::vector<uint8_t> baseboardFRU;
                 if (readBaseboardFRU(baseboardFRU))
                 {
-                    busmap[0]->emplace(0, baseboardFRU);
+                    // If no device on i2c bus 0, the insertion will happen.
+                    auto bus0 =
+                        busmap.try_emplace(0, std::make_shared<DeviceMap>());
+                    bus0.first->second->emplace(0, baseboardFRU);
                 }
                 for (auto& devicemap : busmap)
                 {