diff --git a/Sources/MapLibreSwiftDSL/Style Layers/Symbol.swift b/Sources/MapLibreSwiftDSL/Style Layers/Symbol.swift
index bdc92c0..24b17a7 100644
--- a/Sources/MapLibreSwiftDSL/Style Layers/Symbol.swift	
+++ b/Sources/MapLibreSwiftDSL/Style Layers/Symbol.swift	
@@ -10,7 +10,7 @@ import MapLibreSwiftMacros
 @MLNStyleProperty<UIColor>("textColor", supportsInterpolation: true)
 @MLNStyleProperty<Double>("textFontSize", supportsInterpolation: true)
 @MLNStyleProperty<String>("text", supportsInterpolation: false)
-@MLNStyleProperty<[String]?>("textFontNames", supportsInterpolation: false)
+@MLNStyleProperty<[String]>("textFontNames", supportsInterpolation: false)
 // An enum would probably be better?
 @MLNStyleProperty<String>("textAnchor", supportsInterpolation: false)
 @MLNStyleProperty<CGVector>("textOffset", supportsInterpolation: true)