diff --git a/python/ray/dashboard/dashboard.py b/python/ray/dashboard/dashboard.py
index 6e5aa2f8d..c9a22bd6e 100644
--- a/python/ray/dashboard/dashboard.py
+++ b/python/ray/dashboard/dashboard.py
@@ -658,8 +658,8 @@ class RayletStats(threading.Thread):
             return {"status": "pending"}
 
         reply = self._profiling_stats[profiling_id]
-        if reply.stderr:
-            return {"status": "error", "error": reply.stderr}
+        if reply.std_err:
+            return {"status": "error", "error": reply.std_err}
         else:
             return {"status": "finished"}
 
diff --git a/src/ray/protobuf/reporter.proto b/src/ray/protobuf/reporter.proto
index d45c0f4db..b0bcc9ca4 100644
--- a/src/ray/protobuf/reporter.proto
+++ b/src/ray/protobuf/reporter.proto
@@ -29,9 +29,9 @@ message GetProfilingStatsReply {
   // Profiling stats.
   string profiling_stats = 1;
   // Standard output of the profiler process.
-  string stdout = 2;
+  string std_out = 2;
   // Standard error of the profiler process.
-  string stderr = 3;
+  string std_err = 3;
 }
 
 message ReportMetricsRequest {