diff --git a/cmake/Scripts/IFEMTesting.cmake b/cmake/Scripts/IFEMTesting.cmake
index c59555da..a80e1cb8 100644
--- a/cmake/Scripts/IFEMTesting.cmake
+++ b/cmake/Scripts/IFEMTesting.cmake
@@ -38,7 +38,7 @@ macro(IFEM_add_unittests IFEM_PATH)
   endif()
 
   if(LRSPLINE_FOUND OR LRSpline_FOUND)
-    file(GLOB LR_TEST_SRCS ${PROJECT_SOURCE_DIR}/src/ASM/LR/Test/*.C)
+    file(GLOB LR_TEST_SRCS ${IFEM_PATH}/src/ASM/LR/Test/*.C)
     list(APPEND TEST_SOURCES ${LR_TEST_SRCS})
   else()
     list(REMOVE_ITEM TEST_SOURCES ${IFEM_PATH}/src/Utility/Test/TestFieldFunctionsLR.C)