diff --git a/tools/as/Makefile b/tools/as/Makefile
index b1d71e05b04..8b7a961564b 100644
--- a/tools/as/Makefile
+++ b/tools/as/Makefile
@@ -1,6 +1,6 @@
 LEVEL = ../..
 
 TOOLNAME = as
-USEDLIBS = asmparser bcwriter asmwriter analysis vmcore  support
+USEDLIBS = asmparser bcwriter asmwriter analysis vmcore support
 
 include $(LEVEL)/Makefile.common
diff --git a/tools/llvm-as/Makefile b/tools/llvm-as/Makefile
index b1d71e05b04..8b7a961564b 100644
--- a/tools/llvm-as/Makefile
+++ b/tools/llvm-as/Makefile
@@ -1,6 +1,6 @@
 LEVEL = ../..
 
 TOOLNAME = as
-USEDLIBS = asmparser bcwriter asmwriter analysis vmcore  support
+USEDLIBS = asmparser bcwriter asmwriter analysis vmcore support
 
 include $(LEVEL)/Makefile.common