diff --git a/protobuf/CMakeLists.txt b/protobuf/CMakeLists.txt
index 35bf6a2..cec5f87 100644
--- a/protobuf/CMakeLists.txt
+++ b/protobuf/CMakeLists.txt
@@ -113,10 +113,10 @@ if(${TRITON_COMMON_ENABLE_GRPC})
   )
 
   if(TRITON_COMMON_ENABLE_PROTOBUF_PYTHON)
-    find_package(Python REQUIRED COMPONENTS Interpreter)
+    find_package(Python3 REQUIRED COMPONENTS Interpreter)
     add_custom_command(
       OUTPUT "${GRPC_PY}"
-      COMMAND ${Python_EXECUTABLE}
+      COMMAND ${Python3_EXECUTABLE}
       ARGS
         -m grpc_tools.protoc
         -I "${grpc_service_proto_dir}"