diff --git a/resources/qml/Settings/SettingTextField.qml b/resources/qml/Settings/SettingTextField.qml
index 096f320a7c..fd52281ff0 100644
--- a/resources/qml/Settings/SettingTextField.qml
+++ b/resources/qml/Settings/SettingTextField.qml
@@ -155,7 +155,7 @@ SettingItem
             maximumLength: (definition.type == "str" || definition.type == "[int]") ? -1 : 10
             clip: true; //Hide any text that exceeds the width of the text box.
 
-            validator: RegExpValidator { regExp: (definition.type == "[int]") ? /^\[?(\s*-?[0-9]{0,9}\s*,)*(\s*-?[0-9]{0,9})\s*\]?$/ : (definition.type == "int") ? /^-?[0-9]{0,10}$/ : (definition.type == "float") ? /^-?[0-9]{0,9}[.,]?[0-9]{0,3}$/ : /^.*$/ } // definition.type property from parent loader used to disallow fractional number entry
+            validator: RegExpValidator { regExp: (definition.type == "[int]") ? /^\[?(\s*-?[0-9]{0,9}\s*,)*(\s*-?[0-9]{0,9})\s*\]?$/ : (definition.type == "int") ? /^-?[0-9]{0,10}$/ : (definition.type == "float") ? /^-?[0-9]{0,9}[.,]?[0-9]{0,4}$/ : /^.*$/ } // definition.type property from parent loader used to disallow fractional number entry
 
             Binding
             {