diff --git a/tools/llvm-objdump/llvm-objdump.cpp b/tools/llvm-objdump/llvm-objdump.cpp
index 3acf808..66669cf 100644
--- a/tools/llvm-objdump/llvm-objdump.cpp
+++ b/tools/llvm-objdump/llvm-objdump.cpp
@@ -311,7 +311,7 @@
     if (error(si->isBSS(BSS))) return;
     std::string Type = (std::string(Text ? "TEXT " : "") +
                         (Data ? "DATA " : "") + (BSS ? "BSS" : "")); 
-    outs() << format("%3d %-13s %09x %017x %s\n", i, Name.str().c_str(), Size,
+    outs() << format("%3d %-13s %09"PRIx64" %017"PRIx64" %s\n", i, Name.str().c_str(), Size,
                      Address, Type.c_str());
     ++i;
   }