diff --git a/neptune/Cargo.toml b/neptune/Cargo.toml
index 3ae508c0..893db777 100644
--- a/neptune/Cargo.toml
+++ b/neptune/Cargo.toml
@@ -8,7 +8,7 @@ cmake = "0.1.50"
 num_cpus = { workspace = true }
 
 [dependencies]
-libc = "0.1.0"
+libc = "0.2.155"
 reqwest = { workspace = true }
 tracing = { workspace = true }
 tracing-subscriber = { workspace = true }