diff --git a/tools/llvm-readobj/CMakeLists.txt b/tools/llvm-readobj/CMakeLists.txt
index 036185d4817..deef7a1629e 100644
--- a/tools/llvm-readobj/CMakeLists.txt
+++ b/tools/llvm-readobj/CMakeLists.txt
@@ -5,12 +5,12 @@ set(LLVM_LINK_COMPONENTS
   )
 
 add_llvm_tool(llvm-readobj
-  llvm-readobj.cpp
-  ObjDumper.cpp
+  ARMAttributeParser.cpp
   COFFDumper.cpp
   ELFDumper.cpp
-  MachODumper.cpp
   Error.cpp
+  llvm-readobj.cpp
+  MachODumper.cpp
+  ObjDumper.cpp
   StreamWriter.cpp
-  ARMAttributeParser.cpp
   )