diff --git a/lib/Cargo.toml b/lib/Cargo.toml
index d89ef232..68ad7069 100644
--- a/lib/Cargo.toml
+++ b/lib/Cargo.toml
@@ -55,9 +55,9 @@ std = [
   "dep:serde_with",
   # "dep:tokio",
 ]
+tracer = [
+  "revm/serde-json",
+]
 sgx = []
 sp1 = []
 risc0 = []
-tracer = [
-  "revm/serde-json",
-]
\ No newline at end of file