diff --git a/CMake/config.cmake b/CMake/config.cmake
index 6b9eba8..e465709 100644
--- a/CMake/config.cmake
+++ b/CMake/config.cmake
@@ -171,6 +171,5 @@ if (BUILD_INSTALLER)
             COMPONENT Devel)
 
     install(FILES "${LICENSE_FILE}" "${README_FILE}"
-            DESTINATION ${RTTR_ADDITIONAL_FILES_INSTALL_DIR}
-            PERMISSIONS OWNER_READ GROUP_READ WORLD_READ)
+            DESTINATION ${RTTR_ADDITIONAL_FILES_INSTALL_DIR})
 endif()
diff --git a/CMake/utility.cmake b/CMake/utility.cmake
index cd1e835..8e7a0c6 100644
--- a/CMake/utility.cmake
+++ b/CMake/utility.cmake
@@ -165,7 +165,7 @@ function(loadFolder FOLDER _HEADER_FILES _SOURCE_FILES)
     getNameOfDir(CMAKE_CURRENT_SOURCE_DIR DIRNAME)
     if (${shouldInstall})
       if (NOT ${FULL_HEADER_PATH} MATCHES ".*_p.h$") # we don't want to install header files which are marked as private
-        install(FILES ${FULL_HEADER_PATH} DESTINATION "include/${DIRNAME}/${REL_PATH}" PERMISSIONS OWNER_READ GROUP_READ WORLD_READ)
+        install(FILES ${FULL_HEADER_PATH} DESTINATION "include/${DIRNAME}/${REL_PATH}")
       endif()
     endif()
   endforeach()
diff --git a/doc/CMakeLists.txt b/doc/CMakeLists.txt
index de70600..a92d642 100644
--- a/doc/CMakeLists.txt
+++ b/doc/CMakeLists.txt
@@ -132,12 +132,10 @@ set_target_properties(doc PROPERTIES FOLDER "Documentation")
 
 install(DIRECTORY "${DOXYGEN_OUTPUT_DIRECTORY}/${DOXYGEN_CUSTOM_HTML_DIR}"
         DESTINATION "${DOXYGEN_DOC_INSTALL_DIR}"
-        PATTERN "*.*"
-        PERMISSIONS OWNER_READ GROUP_READ WORLD_READ)
+        PATTERN "*.*")
 
 install(FILES "${DOXYGEN_OUTPUT_DIRECTORY}/${DOXYGEN_INDEX_FILE}"
-        DESTINATION "${DOXYGEN_DOC_INSTALL_DIR}"
-        PERMISSIONS OWNER_READ GROUP_READ WORLD_READ)
+        DESTINATION "${DOXYGEN_DOC_INSTALL_DIR}")
 
 #########################################################################################