diff --git a/1.3/HalPolicy.hpp b/1.3/HalPolicy.hpp
index 6dfb885..cf1d366 100644
--- a/1.3/HalPolicy.hpp
+++ b/1.3/HalPolicy.hpp
@@ -47,6 +47,8 @@
 
     static bool ConvertBatchToSpaceNd(const Operation& operation, const Model& model, ConversionData& data);
 
+    static bool ConvertCast(const Operation& operation, const Model& model, ConversionData& data);
+
     static bool ConvertComparison(const Operation& operation,
                                   const Model& model,
                                   ConversionData& data,