Update packages/nest/package.py

packages/nest/package.py

@@ -179,7 +179,8 @@ class Nest(CMakePackage):
     @run_after('install')
     @on_package_attributes(run_tests=True)
     def installcheck(self):
-        make("installcheck")
+        with working_dir(self.build_directory):
+            self.pkg._if_make_target_execute("installcheck")
 
     def setup_run_environment(self, env):
         pass