diff --git a/test/threadx/CMakeLists.txt b/test/threadx/CMakeLists.txt
index 6264350..724ddc2 100644
--- a/test/threadx/CMakeLists.txt
+++ b/test/threadx/CMakeLists.txt
@@ -5,23 +5,6 @@ set(TX_CMAKE_DIR
     ${THREADX4TGFS_ROOT}/third-party/threadx/test/tx/cmake
 )
 
-# This test needs a local test_interrupt_dispatch() because it does not link testcontrol.c.
-set(TX_KERNEL_SETUP_TEST_SOURCE_INPUT ${THREADX4TGFS_ROOT}/third-party/threadx/test/tx/regression/threadx_initialize_kernel_setup_test.c)
-set(TX_KERNEL_SETUP_TEST_SOURCE ${CMAKE_BINARY_DIR}/generated/threadx_initialize_kernel_setup_test.c)
-add_custom_command(
-    OUTPUT ${TX_KERNEL_SETUP_TEST_SOURCE}
-    COMMAND bash ${CMAKE_CURRENT_LIST_DIR}/generate_kernel_setup_test_file.sh
-    ${TX_KERNEL_SETUP_TEST_SOURCE_INPUT}
-    ${TX_KERNEL_SETUP_TEST_SOURCE}
-    DEPENDS ${TX_KERNEL_SETUP_TEST_SOURCE_INPUT}
-    ${CMAKE_CURRENT_LIST_DIR}/generate_kernel_setup_test_file.sh
-    VERBATIM
-)
-add_custom_target(threadx_regression_generated_kernel_setup_test
-    DEPENDS ${TX_KERNEL_SETUP_TEST_SOURCE}
-)
-set_source_files_properties(${TX_KERNEL_SETUP_TEST_SOURCE} PROPERTIES GENERATED TRUE)
-
 set(TX_REGRESSION_CASES
     ${TX_REGRESSION_DIR}/threadx_block_memory_basic_test.c
     ${TX_REGRESSION_DIR}/threadx_block_memory_error_detection_test.c
@@ -118,7 +101,7 @@ set(TX_REGRESSION_CASES
     ${TX_REGRESSION_DIR}/threadx_timer_multiple_test.c
     ${TX_REGRESSION_DIR}/threadx_timer_simple_test.c
     ${TX_REGRESSION_DIR}/threadx_trace_basic_test.c
-    ${TX_KERNEL_SETUP_TEST_SOURCE}
+    ${TX_REGRESSION_DIR}/threadx_initialize_kernel_setup_test.c
 )
 
 set(TX_REGRESSION_TARGETS)
@@ -153,9 +136,6 @@ function(add_threadx_regression_test TEST_SOURCE)
         SOURCES ${TEST_SOURCE}
     )
 
-    if(TEST_NAME STREQUAL "threadx_initialize_kernel_setup_test")
-        add_dependencies(${TEST_NAME} threadx_regression_generated_kernel_setup_test)
-    endif()
 
     list(APPEND TX_REGRESSION_TARGETS ${TEST_NAME})
     set(TX_REGRESSION_TARGETS ${TX_REGRESSION_TARGETS} PARENT_SCOPE)
diff --git a/test/threadx/generate_kernel_setup_test_file.sh b/test/threadx/generate_kernel_setup_test_file.sh
deleted file mode 100755
index 01dc5cc..0000000
--- a/test/threadx/generate_kernel_setup_test_file.sh
+++ /dev/null
@@ -1,16 +0,0 @@
-#!/bin/bash
-set -eu
-
-src="$1"
-dst="$2"
-
-anchor='void tx_application_define(void *first_unused_memory){}'
-
-line=$(grep -n -F "$anchor" "$src" | head -n 1 | cut -d: -f1)
-if [ -z "$line" ]; then
-    echo "failed to find tx_application_define anchor in kernel setup test source" >&2
-    exit 1
-fi
-mkdir -p "$(dirname "$dst")"
-sed "${line}a\\
-void test_interrupt_dispatch(void){}" "$src" > "$dst"