diff --git a/core/fxge/win32/cfx_psrenderer.cpp b/core/fxge/win32/cfx_psrenderer.cpp
index d7594be..f9f7de2 100644
--- a/core/fxge/win32/cfx_psrenderer.cpp
+++ b/core/fxge/win32/cfx_psrenderer.cpp
@@ -249,7 +249,7 @@
   std::ostringstream buf;
   if (!m_bGraphStateSet ||
       m_CurGraphState.m_LineCap != pGraphState->m_LineCap) {
-    buf << pGraphState->m_LineCap << " J\n";
+    buf << static_cast<int>(pGraphState->m_LineCap) << " J\n";
   }
   if (!m_bGraphStateSet ||
       m_CurGraphState.m_DashArray != pGraphState->m_DashArray) {
@@ -260,7 +260,7 @@
   }
   if (!m_bGraphStateSet ||
       m_CurGraphState.m_LineJoin != pGraphState->m_LineJoin) {
-    buf << pGraphState->m_LineJoin << " j\n";
+    buf << static_cast<int>(pGraphState->m_LineJoin) << " j\n";
   }
   if (!m_bGraphStateSet ||
       m_CurGraphState.m_LineWidth != pGraphState->m_LineWidth) {