diff --git a/apps/openmw/mwgui/savegamedialog.cpp b/apps/openmw/mwgui/savegamedialog.cpp
index 6048e49b4..2b064a603 100644
--- a/apps/openmw/mwgui/savegamedialog.cpp
+++ b/apps/openmw/mwgui/savegamedialog.cpp
@@ -134,9 +134,12 @@ namespace MWGui
                 else
                 {
                     // Find the localised name for this class from the store
-                    const ESM::Class* class_ = MWBase::Environment::get().getWorld()->getStore().get<ESM::Class>().find(
+                    const ESM::Class* class_ = MWBase::Environment::get().getWorld()->getStore().get<ESM::Class>().search(
                                 it->getSignature().mPlayerClassId);
-                    className = class_->mName;
+                    if (class_)
+                        className = class_->mName;
+                    else
+                        className = "?"; // From an older savegame format that did not support custom classes properly.
                 }
 
                 title << " (Level " << it->getSignature().mPlayerLevel << " " << className << ")";