diff --git a/datafusion/src/physical_plan/metrics/mod.rs b/datafusion/src/physical_plan/metrics/mod.rs
index f85a0f1d9723d..7c59c8dddd767 100644
--- a/datafusion/src/physical_plan/metrics/mod.rs
+++ b/datafusion/src/physical_plan/metrics/mod.rs
@@ -141,7 +141,7 @@ impl Metric {
     }
 
     /// What labels are present for this metric?
-    fn labels(&self) -> &[Label] {
+    pub fn labels(&self) -> &[Label] {
         &self.labels
     }