diff --git a/tensorflow/compiler/xla/tools/interactive_graphviz.cc b/tensorflow/compiler/xla/tools/interactive_graphviz.cc
index 2aee4b2447e..6b3c9f8660e 100644
--- a/tensorflow/compiler/xla/tools/interactive_graphviz.cc
+++ b/tensorflow/compiler/xla/tools/interactive_graphviz.cc
@@ -48,6 +48,10 @@ limitations under the License.
 #include "util/readline/readline.h"
 #endif
 
+#if defined(PLATFORM_WINDOWS)
+#define isatty _isatty
+#endif
+
 namespace xla {
 namespace tools {
 namespace {