diff --git a/src/graphql/outlier.rs b/src/graphql/outlier.rs
index 833aec0a..fd4a20b8 100644
--- a/src/graphql/outlier.rs
+++ b/src/graphql/outlier.rs
@@ -725,7 +725,7 @@ where
                 let end = time.end;
                 if let Some(start) = start {
                     if let Some(end) = end {
-                        if node.timestamp <= start.timestamp_nanos_opt().unwrap_or_default()
+                        if node.timestamp < start.timestamp_nanos_opt().unwrap_or_default()
                             || node.timestamp > end.timestamp_nanos_opt().unwrap_or_default()
                         {
                             continue;