diff --git a/src/BuildData/BuildMoves.cpp b/src/BuildData/BuildMoves.cpp
index cb1bdfb..7b3ed89 100644
--- a/src/BuildData/BuildMoves.cpp
+++ b/src/BuildData/BuildMoves.cpp
@@ -12,6 +12,17 @@ using json = nlohmann::json;
         return nullptr;                                                                                                \
     }
 
+static PkmnLib::Library::MoveCategory ParseCategory(const std::string& input) {
+    if (input == "physical")
+        return PkmnLib::Library::MoveCategory::Physical;
+    else if (input == "special")
+        return PkmnLib::Library::MoveCategory::Special;
+    else if (input == "status")
+        return PkmnLib::Library::MoveCategory::Status;
+    std::cout << "Invalid move category '" << input << ".\n";
+    return static_cast<PkmnLib::Library::MoveCategory>(255);
+}
+
 PkmnLib::Library::MoveLibrary* BuildMoves::Build(const std::string& path,
                                                  const CreatureLib::Library::TypeLibrary* types) {
     std::ifstream fileStream(path.c_str());
@@ -33,15 +44,18 @@ PkmnLib::Library::MoveLibrary* BuildMoves::Build(const std::string& path,
         GET(val, target, i);
         GET(val, category, i);
         GET(val, flags, i);
-        if (_pp.get<uint8_t >() == 0)
+        if (_pp.get<uint8_t>() == 0)
             continue;
         auto type = types->GetTypeId(_type.get<std::string>());
-        auto move = new PkmnLib::Library::MoveData(
-            _name.get<std::string>(), type, PkmnLib::Library::MoveCategory ::Physical, _power.get<uint8_t>(),
-            _accuracy.get<uint8_t>(), _pp.get<uint8_t>(), CreatureLib::Library::AttackTarget::Any,
-            _priority.get<int8_t>(), _flags.get<std::unordered_set<std::string>>());
+        auto category = ParseCategory(_category.get<std::string>());
+        if (static_cast<int>(category) == 255)
+            return nullptr;
+        auto move = new PkmnLib::Library::MoveData(_name.get<std::string>(), type, category, _power.get<uint8_t>(),
+                                                   _accuracy.get<uint8_t>(), _pp.get<uint8_t>(),
+                                                   CreatureLib::Library::AttackTarget::Any, _priority.get<int8_t>(),
+                                                   _flags.get<std::unordered_set<std::string>>());
 
-        lib->LoadAttack(move->GetName(),move);
+        lib->LoadAttack(move->GetName(), move);
     }
 
     return lib;