diff --git a/aegisub/src/dialog_style_manager.cpp b/aegisub/src/dialog_style_manager.cpp
index c74c4676b..0495d7a6a 100644
--- a/aegisub/src/dialog_style_manager.cpp
+++ b/aegisub/src/dialog_style_manager.cpp
@@ -231,6 +231,7 @@ DialogStyleManager::~DialogStyleManager() {
 	CatalogList->PopEventHandler(true);
 	StorageList->PopEventHandler(true);
 	CurrentList->PopEventHandler(true);
+	Store.Clear();
 }