diff --git a/var/spack/repos/builtin/packages/dialign-tx/package.py b/var/spack/repos/builtin/packages/dialign-tx/package.py
index 1a3db2bb125..6b0a5f4bf85 100644
--- a/var/spack/repos/builtin/packages/dialign-tx/package.py
+++ b/var/spack/repos/builtin/packages/dialign-tx/package.py
@@ -24,6 +24,8 @@ def edit(self, spec, prefix):
             makefile = FileFilter('Makefile')
             makefile.filter(' -march=i686 ', ' ')
             makefile.filter('CC=gcc', 'CC=%s' % spack_cc)
+            if spec.satisfies('target=aarch64'):
+                makefile.filter('-mfpmath=sse -msse  -mmmx', ' ')
 
     def install(self, spec, prefix):
         mkdirp(prefix.bin)