diff --git a/var/spack/repos/builtin/packages/nalu/package.py b/var/spack/repos/builtin/packages/nalu/package.py
index f485b5cb17e..ed3785c5c70 100644
--- a/var/spack/repos/builtin/packages/nalu/package.py
+++ b/var/spack/repos/builtin/packages/nalu/package.py
@@ -43,7 +43,7 @@ class Nalu(CMakePackage):
 
     # Currently Nalu only builds static libraries; To be fixed soon
     depends_on('yaml-cpp+fpic~shared')
-    depends_on('trilinos~shared+tpetra+muelu+belos+ifpack2+amesos2+zoltan+stk+boost~superlu-dist+superlu+hdf5+zlib+pnetcdf@master')
+    depends_on('trilinos~shared+exodus+tpetra+muelu+belos+ifpack2+amesos2+zoltan+stk+boost~superlu-dist+superlu+hdf5+zlib+pnetcdf@master')
 
     def build_type(self):
         if '+debug' in self.spec: