diff --git a/svg/horse.toml b/svg/horse.toml
index 1ba74a3..57ae4c8 100644
--- a/svg/horse.toml
+++ b/svg/horse.toml
@@ -10,4 +10,12 @@ always_nest = false
 
 # be nested inside another symbol's nesting area.
 
-always_be_nested = false
\ No newline at end of file
+always_be_nested = false
+
+
+
+# If true, this indicates that the symbol nested on this
+
+# symbol’s nesting area should have its colors inverted.
+
+invert_nested = true
\ No newline at end of file