diff --git a/1.2/HalPolicy.hpp b/1.2/HalPolicy.hpp
index 25aee82..d0d988f 100644
--- a/1.2/HalPolicy.hpp
+++ b/1.2/HalPolicy.hpp
@@ -35,6 +35,8 @@
 
     static bool ConvertDepthwiseConv2d(const Operation& operation, const Model& model, ConversionData& data);
 
+    static bool ConvertMaximum(const Operation& operation, const Model& model, ConversionData& data);
+
     static bool ConvertPadV2(const Operation& operation, const Model& model, ConversionData& data);
 
     static bool ConvertPrelu(const Operation& operation, const Model& model, ConversionData& data);