diff --git a/llvm/lib/Target/XCore/XCoreSubtarget.cpp b/llvm/lib/Target/XCore/XCoreSubtarget.cpp
index 5fb1eaad54b6..3dd712f834d2 100644
--- a/llvm/lib/Target/XCore/XCoreSubtarget.cpp
+++ b/llvm/lib/Target/XCore/XCoreSubtarget.cpp
@@ -20,7 +20,7 @@ XCoreSubtarget::XCoreSubtarget(const std::string &TT, const std::string &FS)
   : IsXS1A(false),
     IsXS1B(false)
 {
-  std::string CPU = "xs1a-generic";
+  std::string CPU = "xs1b-generic";
 
   // Parse features string.
   ParseSubtargetFeatures(FS, CPU);