diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1e60c18..fc475a9 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -159,7 +159,7 @@ else()
 endif()
 
 execute_process(
-  COMMAND ${CMAKE_COMMAND} -E touch ${CMAKE_BINARY_DIR}/test_fs_support_case_sensitivity
+	COMMAND ${CMAKE_COMMAND} -E touch ${CMAKE_BINARY_DIR}/test_fs_support_case_sensitivity
 	COMMAND ${CMAKE_COMMAND} -E touch ${CMAKE_BINARY_DIR}/test_fs_support_CASE_sensitivity)
 file(GLOB TEST_FILE_LIST ${CMAKE_BINARY_DIR}/test_fs_support_*_sensitivity)
 list(LENGTH TEST_FILE_LIST TEST_FILE_COUNT)