diff --git a/CInterface/Library/SpeciesVariant.cpp b/CInterface/Library/SpeciesVariant.cpp
index 38dae4f..13c022b 100644
--- a/CInterface/Library/SpeciesVariant.cpp
+++ b/CInterface/Library/SpeciesVariant.cpp
@@ -7,7 +7,7 @@ using ConstString = Arbutils::CaseInsensitiveConstString;
 export SpeciesVariant* CreatureLib_SpeciesVariant_Construct(
     const char* name, float height, float weight, uint32_t baseExperience, uint8_t types[], size_t typeLength,
     uint16_t baseHealth, uint16_t baseAttack, uint16_t baseDefense, uint16_t baseMagicalAttack,
-    uint16_t baseMagicalDefense, __uint8_t baseSpeed, const char* talents[], size_t talentsLength,
+    uint16_t baseMagicalDefense, uint8_t baseSpeed, const char* talents[], size_t talentsLength,
     const char* secretTalents[], size_t secretTalentsLength, const LearnableAttacks* attacks) {
 
     auto talentsWrapped = std::vector<ConstString>(talentsLength);