diff --git a/src/mimetypes/CMakeLists.txt b/src/mimetypes/CMakeLists.txt
index 5e1401911..90a22ba35 100644
--- a/src/mimetypes/CMakeLists.txt
+++ b/src/mimetypes/CMakeLists.txt
@@ -1,16 +1,16 @@
 # SPDX-FileCopyrightText: none
 # SPDX-License-Identifier: BSD-3-Clause
 # always install the media types
-install(FILES application-vnd-kde-kleopatra.xml DESTINATION ${XDG_MIME_INSTALL_DIR})
+install(FILES application-vnd-kde-kleopatra.xml DESTINATION ${KDE_INSTALL_MIMEDIR})
 
 # require at least version 1.3 (same as for KF5)
 find_package(SharedMimeInfo 1.3)
 set_package_properties(SharedMimeInfo PROPERTIES
                        TYPE OPTIONAL
                        PURPOSE "Enables import of exported certificate groups with Kleopatra"
                       )
 
 # update XDG mime-types if shared mime info is around
 if(SharedMimeInfo_FOUND AND NOT CMAKE_CROSSCOMPILING)
-    update_xdg_mimetypes(${XDG_MIME_INSTALL_DIR})
+    update_xdg_mimetypes(${KDE_INSTALL_MIMEDIR})
 endif()