diff --git a/MagickWand/mogrify.c b/MagickWand/mogrify.c
index 16baf32..939b941 100644
--- a/MagickWand/mogrify.c
+++ b/MagickWand/mogrify.c
@@ -4058,7 +4058,7 @@
i++;
if (i == (ssize_t) (argc-1))
ThrowMogrifyException(OptionError,"MissingArgument",option);
- channel=ParseChannelOption(argv[i]);
+ channel=ParsePixelChannelOption(argv[i]);
if (channel < 0)
ThrowMogrifyException(OptionError,"UnrecognizedChannelType",
argv[i]);
@@ -4074,7 +4074,7 @@
i++;
if (i == (ssize_t) (argc-1))
ThrowMogrifyException(OptionError,"MissingArgument",option);
- channel=ParseChannelOption(argv[i]);
+ channel=ParsePixelChannelOption(argv[i]);
if (channel < 0)
ThrowMogrifyException(OptionError,"UnrecognizedChannelType",
argv[i]);
@@ -4090,7 +4090,7 @@
i++;
if (i == (ssize_t) (argc-1))
ThrowMogrifyException(OptionError,"MissingArgument",option);
- channel=ParseChannelOption(argv[i]);
+ channel=ParsePixelChannelOption(argv[i]);
if (channel < 0)
ThrowMogrifyException(OptionError,"UnrecognizedChannelType",
argv[i]);