diff --git a/src/declarative/particles/qquickturbulence.cpp b/src/declarative/particles/qquickturbulence.cpp
index 5467be7ebcf82b2c33f5c6d822cf2fea43fea827..0afd827af13def89c7d28a7bb7beaff1b9051b1d 100644
--- a/src/declarative/particles/qquickturbulence.cpp
+++ b/src/declarative/particles/qquickturbulence.cpp
@@ -103,11 +103,6 @@ QQuickTurbulenceAffector::~QQuickTurbulenceAffector()
     }
 }
 
-static qreal magnitude(qreal x, qreal y)
-{
-    return sqrt(x*x + y*y);
-}
-
 void QQuickTurbulenceAffector::initializeGrid()
 {
     if (!m_inited)