diff --git a/src/ox/mc/presenceindicator.cpp b/src/ox/mc/presenceindicator.cpp
index 72a4e9a58..41384bbdf 100644
--- a/src/ox/mc/presenceindicator.cpp
+++ b/src/ox/mc/presenceindicator.cpp
@@ -15,7 +15,7 @@ namespace ox {
 template class FieldBitmapReader<uint8_t*>;
 template class FieldBitmapReader<const uint8_t*>;
 
-FieldBitmap::FieldBitmap(uint8_t *mask, std::size_t maxLen) noexcept: FieldBitmapReader<uint8_t*>(mask, maxLen) {
+FieldBitmap::FieldBitmap(uint8_t *map, std::size_t maxLen) noexcept: FieldBitmapReader<uint8_t*>(map, maxLen) {
 }
 
 Error FieldBitmap::set(std::size_t i, bool on) noexcept {
diff --git a/src/ox/mc/presenceindicator.hpp b/src/ox/mc/presenceindicator.hpp
index 928a7f323..fcfa4d879 100644
--- a/src/ox/mc/presenceindicator.hpp
+++ b/src/ox/mc/presenceindicator.hpp
@@ -70,7 +70,7 @@ extern template class FieldBitmapReader<const uint8_t*>;
 class FieldBitmap: public FieldBitmapReader<uint8_t*> {
 
 	public:
-		FieldBitmap(uint8_t *mask, std::size_t maxLen) noexcept;
+		FieldBitmap(uint8_t *map, std::size_t maxLen) noexcept;
 
 		Error set(std::size_t i, bool on) noexcept;