diff --git a/code/nel/tools/3d/object_viewer_qt/src/plugins/example/plugin1.cpp b/code/nel/tools/3d/object_viewer_qt/src/plugins/example/plugin1.cpp
index 682f6c262..3abb29ca5 100644
--- a/code/nel/tools/3d/object_viewer_qt/src/plugins/example/plugin1.cpp
+++ b/code/nel/tools/3d/object_viewer_qt/src/plugins/example/plugin1.cpp
@@ -52,7 +52,11 @@ void MyPlugin::execMessageBox()
 
 void MyPlugin::setNelContext(NLMISC::INelContext *nelContext)
 {
+#ifdef NL_OS_WINDOWS
+	// Ensure that a context doesn't exist yet.
+	// This only applies to platforms without PIC, e.g. Windows.
 	nlassert(!NLMISC::INelContext::isContextInitialised());
+#endif // NL_OS_WINDOWS
 	_LibContext = new NLMISC::CLibraryContext(*nelContext);
 }