diff --git a/src/Library/CreatureData/CreatureSpecies.hpp b/src/Library/CreatureData/CreatureSpecies.hpp
index 5401c11..6302b44 100644
--- a/src/Library/CreatureData/CreatureSpecies.hpp
+++ b/src/Library/CreatureData/CreatureSpecies.hpp
@@ -25,7 +25,7 @@ namespace CreatureLib::Library {
         CreatureSpecies(uint16_t id, std::string name, const SpeciesVariant* defaultVariant, float genderRatio,
                         std::string growthRate, uint8_t captureRate);
 
-        ~CreatureSpecies() {
+        virtual ~CreatureSpecies() {
             for (auto v : _variants)
                 delete v.second;
             _variants.clear();