diff --git a/CMakeLists.txt b/CMakeLists.txt
index e7bc0ca..8a2e2e9 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -265,6 +265,7 @@ endif()
 if(USE_BSPLINE_PCM)
     target_compile_definitions(${PROJECT_NAME} INTERFACE USE_BSPLINE_PCM)
     target_link_libraries(${PROJECT_NAME} INTERFACE fitpack)
+    target_link_directories(${PROJECT_NAME} INTERFACE "$<BUILD_INTERFACE:${CMAKE_BINARY_DIR}/fitpack>")
 endif()
 
 if(USE_ASIO)