diff --git a/CMakeLists.txt b/CMakeLists.txt
index 618e87d9666e9785cb518ac9ad2f50c1cb2165bf..25da0dc928198680b0e59995e39f258e6e4a6374 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -7,8 +7,6 @@ SET(MISCMATHS_SOURCES
   base2z.cc
   t2z.cc
   f2z.cc
-  volume.cc
-  volumeseries.cc
   minimize.cc
   cspline.cc
   sparse_matrix.cc