diff --git a/tools/gccas/Makefile b/tools/gccas/Makefile
index 26e2c460631..f1743ed4f3a 100644
--- a/tools/gccas/Makefile
+++ b/tools/gccas/Makefile
@@ -1,7 +1,7 @@
 LEVEL = ../..
 
 TOOLNAME = gccas
-USEDLIBS = asmparser bcwriter transforms ipo scalaropts analysis \
-           target.a transformutils ipa datastructure vmcore support.a
+USEDLIBS = asmparser bcwriter transforms ipo.a ipa.a scalaropts analysis.a \
+           target.a transformutils vmcore support.a
 
 include $(LEVEL)/Makefile.common