diff --git a/ors-api/ors-config.yml b/ors-api/ors-config.yml
index dca13e55f8..f71d2601ac 100644
--- a/ors-api/ors-config.yml
+++ b/ors-api/ors-config.yml
@@ -106,7 +106,7 @@ ors:
 #    graphs_root_path: ./graphs
 #    graphs_data_access: RAM_STORE
 #    elevation:
-#      preprocessed: true
+#      preprocessed: false
 #      data_access: MMAP
 #      cache_clear: false
 #      provider: multi