diff --git a/lib/spack/spack/package.py b/lib/spack/spack/package.py
index 01b2a22a66f413cf9580b7aae510f61951c738a4..0bf2491d6254d54e490db13ddc5783eef9307245 100644
--- a/lib/spack/spack/package.py
+++ b/lib/spack/spack/package.py
@@ -852,6 +852,8 @@ def do_install(self,
         verbose     -- Display verbose build output (by default, suppresses it)
         make_jobs   -- Number of make jobs to use for install.  Default is ncpus.
         """
+        print self.spec
+
         if not self.spec.concrete:
             raise ValueError("Can only install concrete packages.")