diff --git a/src/opengl/gltexture.cpp b/src/opengl/gltexture.cpp
index 29a8e2efdc..4506dcd9be 100644
--- a/src/opengl/gltexture.cpp
+++ b/src/opengl/gltexture.cpp
@@ -146,11 +146,6 @@ void GLTexture::setSize(const QSize &size)
     d->updateMatrix();
 }
 
-void GLTexture::update(const QImage &image, const QPoint &offset, const QRect &src)
-{
-    update(image, src.isEmpty() ? image.rect() : src, offset);
-}
-
 void GLTexture::update(const QImage &image, const QRegion &region, const QPoint &offset)
 {
     if (image.isNull() || isNull()) {
diff --git a/src/opengl/gltexture.h b/src/opengl/gltexture.h
index 43671620ea..43c63a0f37 100644
--- a/src/opengl/gltexture.h
+++ b/src/opengl/gltexture.h
@@ -84,7 +84,6 @@ public:
      */
     QMatrix4x4 matrix(TextureCoordinateType type) const;
 
-    void update(const QImage &image, const QPoint &offset = QPoint(0, 0), const QRect &src = QRect());
     void update(const QImage &image, const QRegion &region, const QPoint &offset = QPoint());
     void bind();
     void unbind();