diff --git a/examples/unifiedlog_iterator/Cargo.toml b/examples/unifiedlog_iterator/Cargo.toml
index 24372c5..a2dcea6 100644
--- a/examples/unifiedlog_iterator/Cargo.toml
+++ b/examples/unifiedlog_iterator/Cargo.toml
@@ -10,5 +10,6 @@ simplelog = "0.12.2"
 csv = "1.3.0"
 chrono = "0.4.38"
 log = "0.4.22"
+serde_json = "1.0.122"
 macos-unifiedlogs = {path = "../../"}
 clap = {version = "4.5.18", features = ["derive"]}
\ No newline at end of file