diff --git a/fuzz/Cargo.toml b/fuzz/Cargo.toml
index 07f62b2e2..278f25be2 100644
--- a/fuzz/Cargo.toml
+++ b/fuzz/Cargo.toml
@@ -9,7 +9,7 @@ cargo-fuzz = true
 
 [dependencies]
 libfuzzer-sys = "0.4"
-libc = "0.2"
+libc = "0.2.154"
 tempfile = "3.10.1"
 rand = { version = "0.8", features = ["small_rng"] }
 similar = "2"