diff --git a/debuginfo-tests/CMakeLists.txt b/debuginfo-tests/CMakeLists.txt
index 4b6af5212fc8c7..0abbe4604a79fc 100644
--- a/debuginfo-tests/CMakeLists.txt
+++ b/debuginfo-tests/CMakeLists.txt
@@ -26,7 +26,9 @@ if ("mlir" IN_LIST LLVM_ENABLE_PROJECTS)
   add_llvm_executable(check-gdb-mlir-support
         llvm-prettyprinters/gdb/mlir-support.cpp
   )
-  target_include_directories(check-gdb-mlir-support PRIVATE ${LLVM_EXTERNAL_MLIR_SOURCE_DIR}/include)
+  target_include_directories(check-gdb-mlir-support PRIVATE
+                               ${LLVM_EXTERNAL_MLIR_SOURCE_DIR}/include
+                               ${LLVM_BINARY_DIR}/tools/mlir/include)
   target_link_libraries(check-gdb-mlir-support PRIVATE MLIRIR)
   list(APPEND DEBUGINFO_TEST_DEPS check-gdb-mlir-support)
   set(MLIR_SOURCE_DIR  ${LLVM_EXTERNAL_MLIR_SOURCE_DIR})