diff --git a/src/map/IMG/rastertile.cpp b/src/map/IMG/rastertile.cpp
index 00f5882d..527cbfe2 100644
--- a/src/map/IMG/rastertile.cpp
+++ b/src/map/IMG/rastertile.cpp
@@ -208,7 +208,7 @@ void RasterTile::drawLines(QPainter *painter,
 
 		if (!style.img().isNull()) {
 			if (poly.flags & MapData::Poly::Invert)
-				BitmapLine::drawr(painter, poly.points, style.img());
+				BitmapLine::drawR(painter, poly.points, style.img());
 			else
 				BitmapLine::draw(painter, poly.points, style.img());
 		} else if (style.foreground() != Qt::NoPen) {
diff --git a/src/map/bitmapline.cpp b/src/map/bitmapline.cpp
index 4afb8360..118364db 100644
--- a/src/map/bitmapline.cpp
+++ b/src/map/bitmapline.cpp
@@ -53,7 +53,7 @@ void BitmapLine::draw(QPainter *painter, const QPolygonF &line,
 	}
 }
 
-void BitmapLine::drawr(QPainter *painter, const QPolygonF &line,
+void BitmapLine::drawR(QPainter *painter, const QPolygonF &line,
   const QImage &img)
 {
 	int offset = 0;
diff --git a/src/map/bitmapline.h b/src/map/bitmapline.h
index 4e95df64..520117a2 100644
--- a/src/map/bitmapline.h
+++ b/src/map/bitmapline.h
@@ -11,7 +11,7 @@ class QPainterPath;
 namespace BitmapLine
 {
 	void draw(QPainter *painter, const QPolygonF &line, const QImage &img);
-	void drawr(QPainter *painter, const QPolygonF &line, const QImage &img);
+	void drawR(QPainter *painter, const QPolygonF &line, const QImage &img);
 	void draw(QPainter *painter, const QVector<QPolygonF> &lines,
 	  const QImage &img);
 	void draw(QPainter *painter, const QPainterPath &line, const QImage &img);