diff --git a/dbconverter/CMakeLists.txt b/dbconverter/CMakeLists.txt
index 2079bdf39..f05238ed2 100644
--- a/dbconverter/CMakeLists.txt
+++ b/dbconverter/CMakeLists.txt
@@ -7,6 +7,7 @@ set(dbconverter_SOURCES
     src/mocks.cpp
     ../cockatrice/src/card/card_info.cpp
     ../cockatrice/src/card/card_relation.cpp
+    ../cockatrice/src/card/card_set.cpp
     ../cockatrice/src/card/exact_card.cpp
     ../cockatrice/src/card/printing_info.cpp
     ../cockatrice/src/database/card_database.cpp