diff --git a/src/historian.rs b/src/historian.rs
index 6f776aab4d..dddb2ff982 100644
--- a/src/historian.rs
+++ b/src/historian.rs
@@ -53,7 +53,7 @@ impl Historian {
     }
 
     pub fn receive(self: &Self) -> Result<Entry, TryRecvError> {
-        self.output.lock().expect("failed 'output' lock in Historian").try_recv()
+        self.output.lock().expect("'output' lock in pub fn receive").try_recv()
     }
 }