diff --git a/sources/boost/boost/safe_numerics/CMakeLists.txt b/sources/boost/boost/safe_numerics/CMakeLists.txt
deleted file mode 100644
index cd94725f..00000000
--- a/sources/boost/boost/safe_numerics/CMakeLists.txt
+++ /dev/null
@@ -1,13 +0,0 @@
-####################
-# add include headers to IDE
-
-file(GLOB include_files 
-  RELATIVE "${CMAKE_CURRENT_SOURCE_DIR}" 
-  "*.hpp"
-)
-add_custom_target(safe_numerics SOURCES ${include_files})
-
-add_subdirectory("concept")
-
-# end headers in IDE
-####################
diff --git a/sources/boost/boost/safe_numerics/concept/CMakeLists.txt b/sources/boost/boost/safe_numerics/concept/CMakeLists.txt
deleted file mode 100644
index dd2832ba..00000000
--- a/sources/boost/boost/safe_numerics/concept/CMakeLists.txt
+++ /dev/null
@@ -1,14 +0,0 @@
-####################
-# add include headers to IDE
-
-set(USE_FOLDERS TRUE)
-
-file(GLOB include_files
-  RELATIVE "${CMAKE_CURRENT_SOURCE_DIR}"
-  "${CMAKE_CURRENT_SOURCE_DIR}/*.hpp"
-)
-add_custom_target(concepts SOURCES ${include_files})
-set_target_properties(concepts PROPERTIES FOLDER "safe_numerics")
-
-# end headers in IDE
-####################