diff --git a/test/test_shebang.rb b/test/test_shebang.rb
index a2d25117..de3344ec 100644
--- a/test/test_shebang.rb
+++ b/test/test_shebang.rb
@@ -38,6 +38,7 @@ class TestShebang < Minitest::Test
     assert_interpreter "perl", "#! perl"
 
     assert_interpreter "ruby", "#!/bin/sh\n\n\nexec ruby $0 $@"
-  end
 
+    assert_interpreter "sh", "#! /usr/bin/env A=003 B=149 C=150 D=xzd E=base64 F=tar G=gz H=head I=tail sh"
+  end
 end