diff --git a/src/services/umpire/UmpireStatistics.cpp b/src/services/umpire/UmpireStatistics.cpp
index 0d88469a6..c3f5d59e2 100644
--- a/src/services/umpire/UmpireStatistics.cpp
+++ b/src/services/umpire/UmpireStatistics.cpp
@@ -93,7 +93,7 @@ class UmpireService
                     context.builder().append(ts_entry);
             }
 
-            c->pull_context(channel, context.builder());
+            c->pull_context(context.builder());
         }
 
         uint64_t total_size  = 0;