diff --git a/Fwk/AppFwk/cafVizExtensions/cafOverlayScalarMapperLegend.cpp b/Fwk/AppFwk/cafVizExtensions/cafOverlayScalarMapperLegend.cpp
index 3a25a58c8f..c2a305c9ec 100644
--- a/Fwk/AppFwk/cafVizExtensions/cafOverlayScalarMapperLegend.cpp
+++ b/Fwk/AppFwk/cafVizExtensions/cafOverlayScalarMapperLegend.cpp
@@ -674,7 +674,7 @@ void OverlayScalarMapperLegend::computeLayoutAndExtents(const Vec2i& position, c
     float maxLegendRightPos = 0;
     setupTextDrawer(m_textDrawer.p(), &m_Layout, &maxLegendRightPos);
 
-    unsigned int contentWidth = static_cast<unsigned int>(std::ceil(maxLegendRightPos + m_Layout.margins.x()));
+    unsigned int contentWidth = static_cast<unsigned int>(cvf::Math::ceil(maxLegendRightPos + m_Layout.margins.x()));
     this->setMinimumWidth(contentWidth);
 }