diff --git a/stacks/pinot-noir/definitions_stack.yaml b/stacks/pinot-noir/definitions_stack.yaml
index 3479a34066c73f711d62787fb59785f600d89d44..b35956ee76c9c55c68c63159176b3b2920ce11aa 100644
--- a/stacks/pinot-noir/definitions_stack.yaml
+++ b/stacks/pinot-noir/definitions_stack.yaml
@@ -99,7 +99,7 @@ definitions:
 
   - gcc_blas_codes:
       - armadillo +hdf5 ^arpack-ng ~~mpi ^hdf5 ~~mpi
-      - gromacs ~mpi ^fftw ~mpi
+      - gromacs ~~mpi ^fftw
       - octave
 
   # -------------------------------------------------------------------------