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-rw-r--r--pnmtotiffcmyk.html2
1 files changed, 1 insertions, 1 deletions
diff --git a/pnmtotiffcmyk.html b/pnmtotiffcmyk.html
index 8c43915f..50ca133d 100644
--- a/pnmtotiffcmyk.html
+++ b/pnmtotiffcmyk.html
@@ -90,7 +90,7 @@ implementors of other conversions.
 values of the 3 pigments are C = 1-R, M = 1-G, Y = 1-B.  From this,
 <b>pnmtotiffcmyk</b> chooses a black (K) level which is the minimum of
 those three.  It then replaces that much of the 3 pigments with the
-black.  I.e. it substracts K from each of the basic C, M, and Y
+black.  I.e. it subtracts K from each of the basic C, M, and Y
 values.
 
 <p>The options below modify this conversion.