diff --git a/devel.but b/devel.but
index b390ec4..e915a2d 100644
--- a/devel.but
+++ b/devel.but
@@ -4946,7 +4946,7 @@ This function mixes the colours \c{src1} and \c{src2} in specified
 proportions, producing \c{dst}.  \c{p} is the proportion of \c{src2}
 in the result.  So if \c{p} is \cw{1.0}, \cw{dst} will be the same as
 \c{src2}.  If \c{p} is \cw{0.0}, \cw{dst} will be the same as
-\c{src1}.  And if \{p} is somewhere in between, so will \c{dst} be.
+\c{src1}.  And if \c{p} is somewhere in between, so will \c{dst} be.
 \c{p} is not restricted to the range \cw{0.0} to \cw{1.0}.  Values
 outside that range will produce extrapolated colours, which may be
 useful for some purposes, but may also produce impossible colours.