diff --git a/tools/default.defs b/tools/default.defs
index 7a6e982..90096b2 100644
--- a/tools/default.defs
+++ b/tools/default.defs
@@ -27,6 +27,7 @@
 # Set defaults on java rules:
 #  - Add AutoValue annotation processing support.
 #  - Treat source files as UTF-8.
+#  - std_out_log_level = info (the default is too spammy)
 
 _buck_java_library = java_library
 def java_library(*args, **kwargs):
@@ -36,9 +37,9 @@
 _buck_java_test = java_test
 def java_test(*args, **kwargs):
   _munge_args(kwargs)
+  _do_not_spam_std_out(kwargs)
   _buck_java_test(*args, **kwargs)
 
-
 # Munge kwargs to set Gerrit-specific defaults.
 def _munge_args(kwargs):
   _set_auto_value(kwargs)
@@ -56,6 +57,11 @@
 
   extra_args.extend(['-encoding', 'UTF-8'])
 
+def _do_not_spam_std_out(kwargs):
+  level = 'std_out_log_level'
+  if level not in kwargs:
+    kwargs[level] = 'INFO'
+
 def _set_auto_value(kwargs):
   apk = 'annotation_processors'
   if apk not in kwargs: