diff --git a/src/backends/sage/CMakeLists.txt b/src/backends/sage/CMakeLists.txt
index 24090b3d..647350d6 100644
--- a/src/backends/sage/CMakeLists.txt
+++ b/src/backends/sage/CMakeLists.txt
@@ -1,37 +1,36 @@
 set( SageBackend_SRCS
  sagebackend.cpp
  sagesession.cpp
  sageexpression.cpp
  sageextensions.cpp
  sagekeywords.cpp
  sagehighlighter.cpp
  sagecompletionobject.cpp
 )
 
 kconfig_add_kcfg_files(SageBackend_SRCS settings.kcfgc)
 install(FILES sagebackend.kcfg DESTINATION ${KDE_INSTALL_KCFGDIR})
 
 ki18n_wrap_ui(SageBackend_SRCS settings.ui)
 
 add_backend(sagebackend ${SageBackend_SRCS})
 
 target_link_libraries( cantor_sagebackend KF5::Pty)
 
 if(BUILD_TESTING)
   add_executable( testsage testsage.cpp)
   target_link_libraries( testsage
     ${QT_QTTEST_LIBRARY}
     cantorlibs
     cantortest
   )
 
   add_test(NAME testsage COMMAND testsage)
 endif()
 
 install(FILES cantor_sage.knsrc  DESTINATION  ${KDE_INSTALL_CONFDIR})
 
 install(
-  FILES cantor-execsage
-  PERMISSIONS OWNER_READ OWNER_WRITE OWNER_EXECUTE GROUP_READ GROUP_WRITE GROUP_EXECUTE WORLD_READ WORLD_EXECUTE
+  PROGRAMS cantor-execsage
   DESTINATION ${KDE_INSTALL_DATADIR}/cantor/sagebackend
 )