diff --git a/var/spack/repos/builtin/packages/quantum-espresso/package.py b/var/spack/repos/builtin/packages/quantum-espresso/package.py
index 11a6fe020a..b9d1b5eecb 100644
--- a/var/spack/repos/builtin/packages/quantum-espresso/package.py
+++ b/var/spack/repos/builtin/packages/quantum-espresso/package.py
@@ -170,6 +170,7 @@ def install(self, spec, prefix):
             options.append('CC={0}'.format(env['SPACK_CC']))
 
         options.append('F77={0}'.format(env['SPACK_F77']))
+        options.append('F90={0}'.format(env['SPACK_FC']))
 
         if '+openmp' in spec:
             options.append('--enable-openmp')