diff --git a/include/llvm/IntrinsicsX86.td b/include/llvm/IntrinsicsX86.td
index 25169b4597d..8110c35484d 100644
--- a/include/llvm/IntrinsicsX86.td
+++ b/include/llvm/IntrinsicsX86.td
@@ -797,7 +797,7 @@ let TargetPrefix = "x86" in {  // All intrinsics start with "llvm.x86.".
               Intrinsic<[llvm_v2i64_ty], [llvm_v2i64_ty, llvm_v2i64_ty],
                         [IntrNoMem]>;
   def int_x86_aesni_aeskeygenassist : 
-              GCCBuiltin<"__builtin_ia32_aeskeygenassist">,
+              GCCBuiltin<"__builtin_ia32_aeskeygenassist128">,
               Intrinsic<[llvm_v2i64_ty], [llvm_v2i64_ty, llvm_i32_ty],
                         [IntrNoMem]>;
 }