diff --git a/mach/sparc/.distr b/mach/sparc/.distr
index b317d57f2..154fc06cb 100644
--- a/mach/sparc/.distr
+++ b/mach/sparc/.distr
@@ -2,6 +2,7 @@ Action
 mach_params
 ce
 ce_cg
+top
 libem
 libsys
 libend
diff --git a/mach/sparc/Action b/mach/sparc/Action
index f3fc6ca64..d41b77649 100644
--- a/mach/sparc/Action
+++ b/mach/sparc/Action
@@ -6,6 +6,10 @@ name "Sparc code expander"
 system "sparc"
 dir ce_cg
 end
+name "Sparc target optimizer"
+system "sparc"
+dir top
+end
 name "Sparc EM library"
 system "sparc"
 dir libem