diff --git a/Cargo.toml b/Cargo.toml
index 566525bd..80eb00bd 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -88,6 +88,7 @@ unnecessary_self_imports = "warn"
 unnecessary_wraps = "warn"
 unneeded_field_pattern = "warn"
 unnested_or_patterns = "warn"
+unreadable_literal = "warn"
 unseparated_literal_suffix = "warn"
 verbose_file_reads = "warn"
 wildcard_dependencies = "warn"
diff --git a/src/database/abstraction/rocksdb.rs b/src/database/abstraction/rocksdb.rs
index e34c6c32..64444142 100644
--- a/src/database/abstraction/rocksdb.rs
+++ b/src/database/abstraction/rocksdb.rs
@@ -41,7 +41,7 @@ fn db_options(max_open_files: i32, rocksdb_cache: &rocksdb::Cache) -> rocksdb::O
     // https://github.com/facebook/rocksdb/wiki/Setup-Options-and-Basic-Tuning
     db_opts.set_level_compaction_dynamic_level_bytes(true);
     db_opts.set_max_background_jobs(6);
-    db_opts.set_bytes_per_sync(1048576);
+    db_opts.set_bytes_per_sync(1_048_576);
 
     // https://github.com/facebook/rocksdb/issues/849
     db_opts.set_keep_log_file_num(100);