diff --git a/images/shapes.png b/images/shapes.png
deleted file mode 100644
index 357bf4e..0000000
Binary files a/images/shapes.png and /dev/null differ
diff --git a/opencv/cxcore.go b/opencv/cxcore.go
index 28b6de7..e4bff18 100644
--- a/opencv/cxcore.go
+++ b/opencv/cxcore.go
@@ -113,11 +113,6 @@ func (img *IplImage) GetROI() Rect {
 	return Rect(r)
 }
 
-/* Equalizes the histogram of a grayscale image */
-func (img *IplImage) EqualizeHist(dest *IplImage) {
-	C.cvEqualizeHist(unsafe.Pointer(img), unsafe.Pointer(dest))
-}
-
 /*
 Reshape changes shape of the image without copying data. A value of `0` means
 that channels or rows remain unchanged.