diff --git a/var/spack/repos/builtin/packages/selalib/package.py b/var/spack/repos/builtin/packages/selalib/package.py
index 23b56afc21..d36a4d2053 100644
--- a/var/spack/repos/builtin/packages/selalib/package.py
+++ b/var/spack/repos/builtin/packages/selalib/package.py
@@ -39,10 +39,12 @@ class Selalib(CMakePackage):
     depends_on("fgsl")
     depends_on("git", type=("build", "run", "test"))
     depends_on("hdf5+fortran+cxx")
+    depends_on("lapack", when="~mpi")
     with when("+mpi"):
         depends_on("mpi")
         depends_on("fftw+mpi")
         depends_on("hdf5+mpi")
+        depends_on("scalapack")
     depends_on("python@3.0.0:", type=("build"))
     # beware: compiling w/ zfp may throw type mismatch errors
     depends_on("zfp+fortran", when="+compression")