diff --git a/blup/output.py b/blup/output.py
index 7b2ca05..ffdf38a 100644
--- a/blup/output.py
+++ b/blup/output.py
@@ -366,7 +366,7 @@ class BlinkenbuntHDOutput(Output):
                     lednum = x*self.h - y + 15
                 pix = frame.getPixel(self.w - x - 1, self.h - y - 1)
                 r, g, b = pix
-                self.strip.setPixelColor(lednum, self._color_cls(g, b r))
+                self.strip.setPixelColor(lednum, self._color_cls(g, b, r))
         self.strip.show()
 
 #