diff --git a/doc/software-manual.tex b/doc/software-manual.tex
index 248ae055c26eb2cf8a137ae9d4819615cbe04407..3be3237eb2690622bd7aa72480fd88c6d2da4e4b 100644
--- a/doc/software-manual.tex
+++ b/doc/software-manual.tex
@@ -2891,7 +2891,7 @@ Value shall be in the range 1..8.
 \Option{ALFStrength} &
 %\ShortOption{\None} &
 \Default{1.0} &
-Enables control of ALF filter strength. The parameter scales the magnitudes of the ALF filter coefficients for both luma and chroma. Typical range of the parameter is between 0 and 1.
+Enables control of ALF filter strength. The parameter scales the magnitudes of the ALF filter coefficients for both luma and chroma. Valid values are in the range 0.0 to 1.0.
 \\
 
 \Option{CCALF} &