diff --git a/pageserver/benches/bench_layer_map.rs b/pageserver/benches/bench_layer_map.rs
index af78069dce..d532a8849f 100644
--- a/pageserver/benches/bench_layer_map.rs
+++ b/pageserver/benches/bench_layer_map.rs
@@ -95,7 +95,7 @@ fn uniform_key_partitioning(layer_map: &LayerMap<LayerDescriptor>, _lsn: Lsn) ->
     for key in keys {
         parts.push(KeySpace {
             ranges: vec![current_key..key],
-			start: current_key,
+            start: current_key,
         });
         current_key = key;
     }
diff --git a/test_runner/regress/test_gc_old_layers.py b/test_runner/regress/test_gc_old_layers.py
index 7bf871ee9d..c94281bc66 100644
--- a/test_runner/regress/test_gc_old_layers.py
+++ b/test_runner/regress/test_gc_old_layers.py
@@ -1,5 +1,3 @@
-import time
-
 import pytest
 from fixtures.log_helper import log
 from fixtures.neon_fixtures import NeonEnvBuilder