diff --git a/src/style.cpp b/src/style.cpp
index aa17279..4b62760 100644
--- a/src/style.cpp
+++ b/src/style.cpp
@@ -139,7 +139,7 @@ bool Style::Layer::Filter::match(const QVariantMap &tags) const
 }
 
 Style::Layer::Paint::Paint(const QJsonObject &json)
-  : _fillOpacity(1.0), _lineOpacity(1.0), _fillAntialias(true)
+  : _fillOpacity(1.0), _lineOpacity(1.0), _lineWidth(1.0), _fillAntialias(true)
 {
 	if (json.contains("fill-opacity") && json["fill-opacity"].isDouble())
 		_fillOpacity = FunctionF(json["fill-opacity"].toDouble());
diff --git a/src/style.h b/src/style.h
index 1ef82bd..d60fcc5 100644
--- a/src/style.h
+++ b/src/style.h
@@ -100,8 +100,8 @@ private:
 
 		class Paint {
 		public:
-			Paint() : _fillOpacity(1.0), _lineOpacity(1.0), _fillAntialias(true)
-			  {}
+			Paint() : _fillOpacity(1.0), _lineOpacity(1.0), _lineWidth(1.0),
+			  _fillAntialias(true) {}
 			Paint(const QJsonObject &json);
 
 			QPen pen(Layer::Type type, int zoom) const;