diff --git a/cmake/CMakeLists.txt b/cmake/CMakeLists.txt
index 67f2771d99ba9..70bf244096b74 100644
--- a/cmake/CMakeLists.txt
+++ b/cmake/CMakeLists.txt
@@ -1168,7 +1168,7 @@ if (onnxruntime_USE_DNNL)
 endif()
 
 if (onnxruntime_USE_JBLAS)
-  if (onnxruntime_target_platform STREQUAL "x86" OR onnxruntime_target_platform STREQUAL "x86_64")
+  if (onnxruntime_target_platform STREQUAL "x64" OR onnxruntime_target_platform STREQUAL "x86_64")
     add_compile_definitions(MLAS_JBLAS)
   endif()
 endif()