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-rw-r--r--doc/filters.texi2
1 files changed, 1 insertions, 1 deletions
diff --git a/doc/filters.texi b/doc/filters.texi
index 9b39ea50ef..88888c60e3 100644
--- a/doc/filters.texi
+++ b/doc/filters.texi
@@ -1142,7 +1142,7 @@ The filter takes two optional parameters, separated by ':':
@var{strength} is the maximum amount by which the filter will change
any one pixel. Also the threshold for detecting nearly flat
-regions. Acceptable values range from .51 to 255, default value is
+regions. Acceptable values range from .51 to 64, default value is
1.2, out-of-range values will be clipped to the valid range.
@var{radius} is the neighborhood to fit the gradient to. A larger