diff --git a/src/CUDA2HIP_Runtime_API_functions.cpp b/src/CUDA2HIP_Runtime_API_functions.cpp
index cde7b563..38e7a62d 100644
--- a/src/CUDA2HIP_Runtime_API_functions.cpp
+++ b/src/CUDA2HIP_Runtime_API_functions.cpp
@@ -699,7 +699,7 @@ const std::map<llvm::StringRef, hipCounter> CUDA_RUNTIME_FUNCTION_MAP {
   {"cudaGraphHostNodeSetParams",                              {"hipGraphHostNodeSetParams",                              "", CONV_GRAPH, API_RUNTIME, SEC::GRAPH}},
   // cuGraphInstantiate
   // NOTE: CUDA signature changed since 12.0
-  {"cudaGraphInstantiate",                                    {"hipGraphInstantiate",                                    "", CONV_GRAPH, API_RUNTIME, SEC::GRAPH}},
+  {"cudaGraphInstantiate",                                    {"hipGraphInstantiate",                                    "", CONV_GRAPH, API_RUNTIME, SEC::GRAPH, CUDA_OVERLOADED}},
   // cuGraphKernelNodeCopyAttributes
   {"cudaGraphKernelNodeCopyAttributes",                       {"hipGraphKernelNodeCopyAttributes",                       "", CONV_GRAPH, API_RUNTIME, SEC::GRAPH, HIP_EXPERIMENTAL}},
   // cuGraphKernelNodeGetAttribute
diff --git a/src/HipifyAction.cpp b/src/HipifyAction.cpp
index 3d10140b..98e185b3 100644
--- a/src/HipifyAction.cpp
+++ b/src/HipifyAction.cpp
@@ -84,6 +84,7 @@ const std::string sCudnnConvolutionBackwardData = "cudnnConvolutionBackwardData"
 const std::string sCudnnRNNBackwardWeights = "cudnnRNNBackwardWeights";
 // CUDA_OVERLOADED
 const std::string sCudaEventCreate = "cudaEventCreate";
+const std::string sCudaGraphInstantiate = "cudaGraphInstantiate";
 // Matchers' names
 const StringRef sCudaLaunchKernel = "cudaLaunchKernel";
 const StringRef sCudaHostFuncCall = "cudaHostFuncCall";
@@ -112,7 +113,15 @@ std::map<std::string, hipify::FuncOverloadsStruct> FuncOverloads {
     {
       {
         {1, {{"hipEventCreate", "", CONV_EVENT, API_RUNTIME, runtime::CUDA_RUNTIME_API_SECTIONS::EVENT}, ot_arguments_number, ow_None}},
-        {2, {{"hipEventCreateWithFlags", "", CONV_EVENT, API_RUNTIME, runtime::CUDA_RUNTIME_API_SECTIONS::EVENT}, ot_arguments_number, ow_None}}
+        {2, {{"hipEventCreateWithFlags", "", CONV_EVENT, API_RUNTIME, runtime::CUDA_RUNTIME_API_SECTIONS::EVENT}, ot_arguments_number, ow_None}},
+      }
+    }
+  },
+  {sCudaGraphInstantiate,
+    {
+      {
+        {5, {{"hipGraphInstantiate", "", CONV_GRAPH, API_RUNTIME, runtime::CUDA_RUNTIME_API_SECTIONS::GRAPH}, ot_arguments_number, ow_None}},
+        {3, {{"hipGraphInstantiateWithFlags", "", CONV_GRAPH, API_RUNTIME, runtime::CUDA_RUNTIME_API_SECTIONS::GRAPH}, ot_arguments_number, ow_None}},
       }
     }
   },
@@ -1039,7 +1048,8 @@ std::unique_ptr<clang::ASTConsumer> HipifyAction::CreateASTConsumer(clang::Compi
       mat::callee(
         mat::functionDecl(
           mat::hasAnyName(
-            sCudaEventCreate
+            sCudaEventCreate,
+            sCudaGraphInstantiate
           )
         )
       )
diff --git a/tests/unit_tests/synthetic/runtime_functions.cu b/tests/unit_tests/synthetic/runtime_functions.cu
index 0208ec0b..69adbd1e 100644
--- a/tests/unit_tests/synthetic/runtime_functions.cu
+++ b/tests/unit_tests/synthetic/runtime_functions.cu
@@ -773,6 +773,13 @@ int main() {
   result = cudaGraphNodeGetEnabled(GraphExec_t, graphNode, &flags);
 #endif
 
+#if CUDA_VERSION >= 12000
+  // CUDA: extern __host__ cudaError_t CUDARTAPI cudaGraphInstantiate(cudaGraphExec_t *pGraphExec, cudaGraph_t graph, unsigned long long flags __dv(0));
+  // HIP: hipError_t hipGraphInstantiateWithFlags(hipGraphExec_t* pGraphExec, hipGraph_t graph, unsigned long long flags);
+  // CHECK: result = hipGraphInstantiateWithFlags(&GraphExec_t, Graph_t, ull);
+  result = cudaGraphInstantiate(&GraphExec_t, Graph_t, ull);
+#endif
+
 #if CUDA_VERSION < 12000
   // CUDA: extern __CUDA_DEPRECATED __host__ cudaError_t CUDARTAPI cudaBindTexture(size_t *offset, const struct textureReference *texref, const void *devPtr, const struct cudaChannelFormatDesc *desc, size_t size __dv(UINT_MAX));
   // HIP: DEPRECATED(DEPRECATED_MSG) hipError_t hipBindTexture(size_t* offset, const textureReference* tex, const void* devPtr, const hipChannelFormatDesc* desc, size_t size __dparm(UINT_MAX));