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-rw-r--r--mlir/cmake/modules/AddMLIRPython.cmake1
1 files changed, 1 insertions, 0 deletions
diff --git a/mlir/cmake/modules/AddMLIRPython.cmake b/mlir/cmake/modules/AddMLIRPython.cmake
index c14e614..4354af8 100644
--- a/mlir/cmake/modules/AddMLIRPython.cmake
+++ b/mlir/cmake/modules/AddMLIRPython.cmake
@@ -661,6 +661,7 @@ function(add_mlir_python_extension libname extname)
# sources that must be compiled in accordance with pybind11 needs (RTTI and
# exceptions).
if(NOT DEFINED ARG_PYTHON_BINDINGS_LIBRARY OR ARG_PYTHON_BINDINGS_LIBRARY STREQUAL "pybind11")
+ find_package(pybind11 REQUIRED)
pybind11_add_module(${libname}
${ARG_SOURCES}
)