diff --git a/Server/DataStructures/SharedDataType.h b/Server/DataStructures/SharedDataType.h
index e9a9c948a..0ca7e5771 100644
--- a/Server/DataStructures/SharedDataType.h
+++ b/Server/DataStructures/SharedDataType.h
@@ -33,8 +33,8 @@ enum SharedDataType {
     GRAPH_EDGE_LIST,
     GRAPH_EDGE_LIST_SIZE,
     CHECK_SUM,
-    TIME_STAMP,
-    TIME_STAMP_SIZE,
+    TIMESTAMP,
+    TIMESTAMP_SIZE,
     COORDINATE_LIST,
     COORDINATE_LIST_SIZE,
     TURN_INSTRUCTION_LIST,