diff --git a/Cargo.lock b/Cargo.lock
index 32a21d6..8033f61 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -29,6 +29,12 @@ dependencies = [
  "rustc_version",
 ]
 
+[[package]]
+name = "bit_field"
+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a165d606cf084741d4ac3a28fb6e9b1eb0bd31f6cd999098cfddb0b2ab381dc0"
+
 [[package]]
 name = "bitflags"
 version = "1.2.1"
@@ -69,9 +75,9 @@ dependencies = [
 
 [[package]]
 name = "cortex-m-log"
-version = "0.5.0"
+version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "584a62cf37ddd834b8bfc21317bf3396915844298bf346dd1f4ca0572180ac7f"
+checksum = "978caafe65d1023d38b00c76b83564788fc351d954a5005fb72cf992c0d61458"
 dependencies = [
  "cortex-m",
  "cortex-m-semihosting",
@@ -254,6 +260,7 @@ checksum = "dba1a27d3efae4351c8051072d619e3ade2820635c3958d826bfea39d59b54c8"
 [[package]]
 name = "stm32-eth"
 version = "0.1.2"
+source = "git+https://github.com/stm32-rs/stm32-eth.git#2c5dce379b85a31fb0b9c58a028b6454be1727aa"
 dependencies = [
  "aligned",
  "log",
@@ -307,6 +314,8 @@ name = "thermostat"
 version = "0.0.0"
 dependencies = [
  "bare-metal",
+ "bit_field",
+ "byteorder",
  "cortex-m",
  "cortex-m-log",
  "cortex-m-rt",
diff --git a/Cargo.toml b/Cargo.toml
index 174c9a8..ebdbafb 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -20,12 +20,14 @@ log = "0.4"
 bare-metal = "0.2"
 cortex-m = "0.6"
 cortex-m-rt = { version = "0.6", features = ["device"] }
-cortex-m-log = { version = "0.5", features = ["log-integration"] }
+cortex-m-log = { version = "0.6", features = ["log-integration"] }
 embedded-hal = "0.2"
 stm32f4xx-hal = { version = "0.7", features = ["rt", "stm32f427"] }
-stm32-eth = { version = "0.1.2", features = ["smoltcp-phy"], path = "../../stm32f4/stm32-eth" }
+stm32-eth = { version = "0.1.2", features = ["smoltcp-phy"], git = "https://github.com/stm32-rs/stm32-eth.git" }
 smoltcp = { version = "0.6.0", default-features = false, features = ["proto-ipv4", "socket-tcp", "log"] }
 hash2hwaddr = { version = "0.0", optional = true }
+bit_field = "0.10"
+byteorder = { version = "1", default-features = false }
 
 [features]
 semihosting = ["panic-semihosting", "cortex-m-log/semihosting"]
diff --git a/cargosha256.nix b/cargosha256.nix
index f897702..a69e1d7 100644
--- a/cargosha256.nix
+++ b/cargosha256.nix
@@ -1 +1 @@
-"07i5sybwrmvixx9sqr4i48rma9q7zjhcgz6v1id1wmzyfga15cxz"
+"0yqq7z4qz29vxxc40cp2pjaifvnhacz6hm3v1s839n1q4qlkcjm5"