diff --git a/var/spack/repos/builtin/packages/mfem/package.py b/var/spack/repos/builtin/packages/mfem/package.py
index f8ddcf99516..1f89403139f 100644
--- a/var/spack/repos/builtin/packages/mfem/package.py
+++ b/var/spack/repos/builtin/packages/mfem/package.py
@@ -651,7 +651,7 @@ def find_optional_library(name, prefix):
             all_hypre_libs = hypre.libs + hypre["lapack"].libs + hypre["blas"].libs
             hypre_gpu_libs = ""
             if "+cuda" in hypre:
-                hypre_gpu_libs = " -lcusparse -lcurand"
+                hypre_gpu_libs = " -lcusparse -lcurand -lcublas"
             elif "+rocm" in hypre:
                 hypre_rocm_libs = LibraryList([])
                 if "^rocsparse" in hypre: