diff --git a/src/arch/x86/isa_traits.hh b/src/arch/x86/isa_traits.hh
index 6e8cac94a..13fe9af4e 100644
--- a/src/arch/x86/isa_traits.hh
+++ b/src/arch/x86/isa_traits.hh
@@ -129,7 +129,7 @@ namespace X86ISA
     const int LogVMPageSize = 12;
     const int VMPageSize = (1 << LogVMPageSize);
 
-    const int PageShift = 13;
+    const int PageShift = 12;
     const int PageBytes = 1ULL << PageShift;
 
     const int BranchPredAddrShiftAmt = 0;