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-rw-r--r--src/openvic-simulation/research/Technology.hpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/openvic-simulation/research/Technology.hpp b/src/openvic-simulation/research/Technology.hpp
index 540d10f..52db87e 100644
--- a/src/openvic-simulation/research/Technology.hpp
+++ b/src/openvic-simulation/research/Technology.hpp
@@ -32,8 +32,8 @@ namespace OpenVic {
struct Technology : Modifier {
friend struct TechnologyManager;
- using unit_set_t = std::unordered_set<Unit const*>;
- using building_set_t = std::unordered_set<BuildingType const*>;
+ using unit_set_t = std::set<Unit const*>;
+ using building_set_t = std::set<BuildingType const*>;
private:
TechnologyArea const& PROPERTY(area);