diff --git a/resource/ui/econ/inspectionpanel.res b/resource/ui/econ/inspectionpanel.res
index 2191000..d3fd0a3 100644
--- a/resource/ui/econ/inspectionpanel.res
+++ b/resource/ui/econ/inspectionpanel.res
@@ -613,7 +613,7 @@
 			"actionsignallevel" "2"
 			"default"		"1"
 			"NumericInputOnly"	"1"
-			"maxchars"		"18"
+			"maxchars"		"20"
 			"textAlignment"	"center"
 			"defaultFgColor_override"	"PanelMain"
 			"defaultBgColor_override"	"ColorWhite"