diff --git a/xs/src/libslic3r/Log.hpp b/xs/src/libslic3r/Log.hpp
index 353e23d50..4246d84a8 100644
--- a/xs/src/libslic3r/Log.hpp
+++ b/xs/src/libslic3r/Log.hpp
@@ -59,6 +59,14 @@ public:
         return std::cerr;
     }
 
+    static std::ostream& warn(std::string topic) {
+        std::cerr << topic << "  WARN" << ": ";
+        return std::cerr;
+    }
+    static std::ostream& info(std::string topic) {
+        std::cerr << topic << "  INFO" << ": ";
+        return std::cerr;
+    }
 };
 
 /// Utility debug function to transform a std::vector of anything that