--- src/multimedia/CMakeLists.txt.orig	2022-01-14 18:52:21 UTC
+++ src/multimedia/CMakeLists.txt
@@ -81,7 +81,7 @@ target_link_libraries(CsMultimedia
 target_include_directories(CsMultimedia
    PUBLIC
    ${GSTREAMER_INCLUDE_DIRS}
-   $<INSTALL_INTERFACE:include/QtMultimedia>
+   ${CMAKE_INSTALL_INCLUDEDIR}/QtMultimedia
 )
 
 set_target_properties(CsMultimedia
@@ -103,8 +103,8 @@ install(
     TARGETS CsMultimedia
     EXPORT CopperSpiceLibraryTargets ${INSTALL_TARGETS_DEFAULT_ARGS}
     RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
-    LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
-    ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
+    LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}${CS_NAMESPACE_DIRECTORY}
+    ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}${CS_NAMESPACE_DIRECTORY}
 )
 
 install(
