diff --git a/tensorflow/java/src/gen/cc/op_specs.cc b/tensorflow/java/src/gen/cc/op_specs.cc
index bab4e713bd6..099e9e40a36 100644
--- a/tensorflow/java/src/gen/cc/op_specs.cc
+++ b/tensorflow/java/src/gen/cc/op_specs.cc
@@ -15,7 +15,6 @@ limitations under the License.
 
 #include "tensorflow/java/src/gen/cc/op_specs.h"
 
-#include <cctype>
 #include <map>
 #include <sstream>
 #include <string>