diff --git a/lib/spack/spack/cmd/info.py b/lib/spack/spack/cmd/info.py
index 3075107d078..c5d776212b8 100644
--- a/lib/spack/spack/cmd/info.py
+++ b/lib/spack/spack/cmd/info.py
@@ -502,7 +502,7 @@ def print_licenses(pkg, args):
 
 def info(parser, args):
     spec = spack.spec.Spec(args.package)
-    pkg_cls = spack.repo.PATH.get_pkg_class(spec.name)
+    pkg_cls = spack.repo.PATH.get_pkg_class(spec.fullname)
     pkg = pkg_cls(spec)
 
     # Output core package information