diff --git a/3rdparty/everest/CMakeLists.txt b/3rdparty/everest/CMakeLists.txt
index e0e5adecd1..f105c894ef 100644
--- a/3rdparty/everest/CMakeLists.txt
+++ b/3rdparty/everest/CMakeLists.txt
@@ -29,7 +29,7 @@ endif()
 if(INSTALL_MBEDTLS_HEADERS)
 
   install(DIRECTORY include/everest
-    DESTINATION include
+    DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
     FILE_PERMISSIONS OWNER_READ OWNER_WRITE GROUP_READ WORLD_READ
     DIRECTORY_PERMISSIONS OWNER_READ OWNER_WRITE OWNER_EXECUTE GROUP_READ GROUP_EXECUTE WORLD_READ WORLD_EXECUTE
     FILES_MATCHING PATTERN "*.h")
diff --git a/3rdparty/p256-m/CMakeLists.txt b/3rdparty/p256-m/CMakeLists.txt
index 2ef0d48b7d..884002e3c6 100644
--- a/3rdparty/p256-m/CMakeLists.txt
+++ b/3rdparty/p256-m/CMakeLists.txt
@@ -27,7 +27,7 @@ endif()
 if(INSTALL_MBEDTLS_HEADERS)
 
   install(DIRECTORY :${CMAKE_CURRENT_SOURCE_DIR}
-    DESTINATION include
+    DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
     FILE_PERMISSIONS OWNER_READ OWNER_WRITE GROUP_READ WORLD_READ
     DIRECTORY_PERMISSIONS OWNER_READ OWNER_WRITE OWNER_EXECUTE GROUP_READ GROUP_EXECUTE WORLD_READ WORLD_EXECUTE
     FILES_MATCHING PATTERN "*.h")
diff --git a/include/CMakeLists.txt b/include/CMakeLists.txt
index e11e2715af..2df666118f 100644
--- a/include/CMakeLists.txt
+++ b/include/CMakeLists.txt
@@ -6,11 +6,11 @@ if(INSTALL_MBEDTLS_HEADERS)
     file(GLOB psa_headers "psa/*.h")
 
     install(FILES ${headers}
-        DESTINATION include/mbedtls
+        DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/mbedtls
         PERMISSIONS OWNER_READ OWNER_WRITE GROUP_READ WORLD_READ)
 
     install(FILES ${psa_headers}
-        DESTINATION include/psa
+        DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/psa
         PERMISSIONS OWNER_READ OWNER_WRITE GROUP_READ WORLD_READ)
 
 endif(INSTALL_MBEDTLS_HEADERS)