diff --git a/lib/Target/SparcV9/Makefile.am b/lib/Target/SparcV9/Makefile.am
index 0fd9a069836..777dada242d 100644
--- a/lib/Target/SparcV9/Makefile.am
+++ b/lib/Target/SparcV9/Makefile.am
@@ -9,7 +9,7 @@
 
 include $(top_srcdir)/Makefile.rules.am
 
-SUBDIRS = LiveVar RegAlloc
+SUBDIRS = InstrSched LiveVar RegAlloc
 
 libexec_PROGRAMS = LLVMSparcV9.o