diff --git a/var/spack/repos/builtin/packages/fenics-dolfinx/package.py b/var/spack/repos/builtin/packages/fenics-dolfinx/package.py
index d6c9187e6d8..d6009f4b795 100644
--- a/var/spack/repos/builtin/packages/fenics-dolfinx/package.py
+++ b/var/spack/repos/builtin/packages/fenics-dolfinx/package.py
@@ -70,6 +70,7 @@ class FenicsDolfinx(CMakePackage):
     depends_on("mpi")
     depends_on("hdf5+mpi")
     depends_on("boost@1.7.0:+filesystem+program_options+timer")
+    depends_on("spdlog", when="@0.9:")
 
     depends_on("petsc+mpi+shared")