diff --git a/tools/BUILD b/tools/BUILD
index 1bace53..64b0665 100644
--- a/tools/BUILD
+++ b/tools/BUILD
@@ -202,7 +202,7 @@
         "-Xep:FromTemporalAccessor:ERROR",
         "-Xep:FunctionalInterfaceClash:ERROR",
         "-Xep:FunctionalInterfaceMethodChanged:ERROR",
-        "-Xep:FutureReturnValueIgnored:ERROR",
+        # "-Xep:FutureReturnValueIgnored:ERROR", // this check has a bug.
         "-Xep:FuturesGetCheckedIllegalExceptionType:ERROR",
         "-Xep:GetClassOnAnnotation:ERROR",
         "-Xep:GetClassOnClass:ERROR",