diff --git a/Cargo.lock b/Cargo.lock
index eeb4b712..8f859190 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2134,9 +2134,9 @@ checksum = "67b1b7a3b5fe4f1376887184045fcf45c69e92af734b7aaddc05fb777b6fbd03"
 
 [[package]]
 name = "smoltcp"
-version = "0.11.0"
+version = "0.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5a1a996951e50b5971a2c8c0fa05a381480d70a933064245c4a223ddc87ccc97"
+checksum = "dad095989c1533c1c266d9b1e8d70a1329dd3723c3edac6d03bbd67e7bf6f4bb"
 dependencies = [
  "bitflags 1.3.2",
  "byteorder",
diff --git a/Cargo.toml b/Cargo.toml
index e9a29857..28045c2a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -69,7 +69,7 @@ slog = { version = "2.7", features = ["max_level_trace", "release_max_level_trac
 slog-async = "2.8"
 slog-envlogger = "2.2"
 slog-term = "2.9"
-smoltcp = { version = "0.11", default-features = false }
+smoltcp = { version = "0.12", default-features = false }
 syn = "2"
 tabwriter = { version = "1", features = ["ansi_formatting"] }
 thiserror = "2.0"