diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7946b3fc4d..99dc8a904c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -490,6 +490,7 @@ include(mpi_pkg)
 include(osmesa_pkg)
 include(python_pkg)
 include(seawater_pkg)
+include(vacumm_pkg)
 if (CDAT_BUILD_PARALLEL)
   include(paraview_pkg)
 else()