diff --git a/easystacks/pilot.nessi.no/2023.06/eessi-2023.06-eb-4.9.1-2023a.yml b/easystacks/pilot.nessi.no/2023.06/eessi-2023.06-eb-4.9.1-2023a.yml
index 9b51f740b7..fda24e15ba 100644
--- a/easystacks/pilot.nessi.no/2023.06/eessi-2023.06-eb-4.9.1-2023a.yml
+++ b/easystacks/pilot.nessi.no/2023.06/eessi-2023.06-eb-4.9.1-2023a.yml
@@ -18,3 +18,4 @@ easyconfigs:
   - SuiteSparse-7.1.0-foss-2023a.eb
   - Hypre-2.29.0-foss-2023a.eb
   - netCDF-Fortran-4.6.1-gompi-2023a.eb
+  - ncdu-1.18-GCC-12.3.0.eb