diff --git a/var/spack/repos/builtin/packages/boost/package.py b/var/spack/repos/builtin/packages/boost/package.py
index 79d91b99ba..4f0655dbac 100644
--- a/var/spack/repos/builtin/packages/boost/package.py
+++ b/var/spack/repos/builtin/packages/boost/package.py
@@ -253,7 +253,7 @@ def determine_bootstrap_options(self, spec, with_libs, options):
         boost_toolset_id = self.determine_toolset(spec)
 
         # Arm compiler bootstraps with 'gcc' (but builds as 'clang')
-        if spec.satisfies('%arm'):
+        if spec.satisfies('%arm') or spec.satisfies('%fj'):
             options.append('--with-toolset=gcc')
         else:
             options.append('--with-toolset=%s' % boost_toolset_id)