diff --git a/swiftest/CMakeLists.txt b/swiftest/CMakeLists.txt
index e8b0f7dc7..23c055499 100644
--- a/swiftest/CMakeLists.txt
+++ b/swiftest/CMakeLists.txt
@@ -32,4 +32,4 @@ ENDIF()
 PYTHON_EXTENSION_MODULE(${SWIFTEST_BINDINGS})
 TARGET_INCLUDE_DIRECTORIES(${SWIFTEST_BINDINGS} PUBLIC ${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_INSTALL_INCLUDEDIR} ${NETCDF_INCLUDE_DIR})
 
-INSTALL(TARGETS ${SWIFTEST_BINDINGS} LIBRARY DESTINATION ${PY})
\ No newline at end of file
+INSTALL(TARGETS ${SWIFTEST_BINDINGS} LIBRARY DESTINATION ${lib_path})
\ No newline at end of file