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-rw-r--r--man/cg-gamma.13
1 files changed, 3 insertions, 0 deletions
diff --git a/man/cg-gamma.1 b/man/cg-gamma.1
index e6877e7..ba2296f 100644
--- a/man/cg-gamma.1
+++ b/man/cg-gamma.1
@@ -54,6 +54,9 @@ By default, the filter is applied to all monitors.
.B \-d
Keep the process alive and remove the filter on death.
.TP
+.B \-f " "\fIfile\fP
+Read the gamma values from the selected file.
+.TP
.BR \-M " "\fImethod\fP
Adjustment method name or number. Recognised names include: