diff --git a/src/test/regress/Makefile b/src/test/regress/Makefile
index 3dded6576..488043dd1 100644
--- a/src/test/regress/Makefile
+++ b/src/test/regress/Makefile
@@ -60,7 +60,7 @@ check-isolation: all tempinstall-main
 
 check-vanilla: all tempinstall-main
 	$(pg_regress_multi_check) --load-extension=citus --vanillatest
-	
+
 check-multi-mx: all tempinstall-main
 	$(pg_regress_multi_check) --load-extension=citus \
 	-- $(MULTI_REGRESS_OPTS) --schedule=$(citus_abs_srcdir)/multi_mx_schedule $(EXTRA_TESTS)
diff --git a/src/test/regress/isolation_schedule b/src/test/regress/isolation_schedule
index 8f7dd91e5..3594eecc2 100644
--- a/src/test/regress/isolation_schedule
+++ b/src/test/regress/isolation_schedule
@@ -1,10 +1,10 @@
 test: isolation_add_node_vs_reference_table_operations
 
-# tests that change node metadata should precede 
-# isolation_cluster_management such that tests 
+# tests that change node metadata should precede
+# isolation_cluster_management such that tests
 # that come later can be parallelized
 test: isolation_cluster_management
 
 test: isolation_dml_vs_repair isolation_copy_placement_vs_copy_placement
 test: isolation_concurrent_dml isolation_data_migration
-test: isolation_drop_shards isolation_copy_placement_vs_modification 
+test: isolation_drop_shards isolation_copy_placement_vs_modification