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-rw-r--r--ext/tk/lib/tk/text.rb5
1 files changed, 5 insertions, 0 deletions
diff --git a/ext/tk/lib/tk/text.rb b/ext/tk/lib/tk/text.rb
index f2bad37b01..bd5de278cf 100644
--- a/ext/tk/lib/tk/text.rb
+++ b/ext/tk/lib/tk/text.rb
@@ -187,6 +187,11 @@ class TkText<TkTextWin
end
private :create_self
+ def __strval_optkeys
+ super() << 'inactiveseletcionbackground'
+ end
+ private :__strval_optkeys
+
def self.at(x, y)
TkText::IndexString.at(x, y)
end