diff --git a/Cargo.toml b/Cargo.toml
index c2552c3f..6d86266e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -63,8 +63,7 @@ hyper = { version = "1.9.0", default-features = false }
 hyper-util = { version = "0.1.20", default-features = false }
 indexmap = "2.14.0"
 ipnetwork = { version = "0.21.1", features = ["serde"] }
-# TODO: remove max-ver constraint after rust-lang/libc#5601 is fixed
-libc = "^0.2.186,<0.2.190"
+libc = "0.2.191"
 matchit = "0.9.2"
 nix = "0.31.2"
 once_cell = "1.21.4"