diff --git a/3rdparty/libdspau/CMakeLists.txt b/3rdparty/libdspau/CMakeLists.txt
index f994466f..71507e2a 100644
--- a/3rdparty/libdspau/CMakeLists.txt
+++ b/3rdparty/libdspau/CMakeLists.txt
@@ -35,4 +35,4 @@ TARGET_LINK_LIBRARIES(dspau ${FFTW3_LIBRARIES} ${M_LIB})
 #add an install target here
 INSTALL(FILES libdspau.h DESTINATION include)
 
-INSTALL(TARGETS dspau LIBRARY DESTINATION lib)
+INSTALL(TARGETS dspau LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR})