diff --git a/Cargo.lock b/Cargo.lock
index a770b4a0..af7c3870 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -67,7 +67,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 name = "bencher"
 version = "0.1.0"
 dependencies = [
- "byteorder 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byteorder 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "chain 0.1.0",
  "db 0.1.0",
  "ethcore-devtools 1.3.0",
@@ -118,6 +118,11 @@ name = "byteorder"
 version = "0.5.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "byteorder"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "cfg-if"
 version = "0.1.0"
@@ -166,10 +171,11 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "csv"
-version = "0.14.7"
+version = "0.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "byteorder 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byteorder 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memchr 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.22 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -178,7 +184,7 @@ name = "db"
 version = "0.1.0"
 dependencies = [
  "bit-vec 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "byteorder 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byteorder 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "chain 0.1.0",
  "elastic-array 0.6.0 (git+https://github.com/ethcore/elastic-array)",
  "ethcore-devtools 1.3.0",
@@ -456,12 +462,20 @@ dependencies = [
  "libc 0.2.21 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "memchr"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "libc 0.2.21 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "message"
 version = "0.1.0"
 dependencies = [
  "bitcrypto 0.1.0",
- "byteorder 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byteorder 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "chain 0.1.0",
  "network 0.1.0",
  "primitives 0.1.0",
@@ -481,7 +495,7 @@ name = "miner"
 version = "0.1.0"
 dependencies = [
  "bitcrypto 0.1.0",
- "byteorder 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byteorder 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "chain 0.1.0",
  "db 0.1.0",
  "heapsize 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -646,7 +660,7 @@ version = "0.1.0"
 dependencies = [
  "abstract-ns 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "bitcrypto 0.1.0",
- "csv 0.14.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "csv 0.15.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures-cpupool 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -714,7 +728,7 @@ name = "primitives"
 version = "0.1.0"
 dependencies = [
  "bigint 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "byteorder 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byteorder 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "heapsize 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.22 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc_version 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -925,7 +939,7 @@ dependencies = [
 name = "serialization"
 version = "0.1.0"
 dependencies = [
- "byteorder 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byteorder 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "primitives 0.1.0",
 ]
 
@@ -979,7 +993,7 @@ version = "0.1.0"
 dependencies = [
  "bit-vec 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "bitcrypto 0.1.0",
- "byteorder 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byteorder 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "chain 0.1.0",
  "db 0.1.0",
  "ethcore-devtools 1.3.0",
@@ -1189,11 +1203,12 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum bitflags 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "8dead7461c1127cf637931a1e50934eb6eee8bff2f74433ac7909e9afcee04a3"
 "checksum bitflags 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "aad18937a628ec6abcd26d1489012cc0e18c21798210f491af69ded9b881106d"
 "checksum byteorder 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)" = "0fc10e8cc6b2580fda3f36eb6dc5316657f812a3df879a44a66fc9f0fdbc4855"
+"checksum byteorder 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "c40977b0ee6b9885c9013cd41d9feffdd22deb3bb4dc3a71d901cc7a77de18c8"
 "checksum cfg-if 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "de1e760d7b6535af4241fca8bd8adf68e2e7edacc6b29f5d399050c5e48cf88c"
 "checksum clap 2.20.5 (registry+https://github.com/rust-lang/crates.io-index)" = "7db281b0520e97fbd15cd615dcd8f8bcad0c26f5f7d5effe705f090f39e9a758"
 "checksum cookie 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "d53b80dde876f47f03cda35303e368a79b91c70b0d65ecba5fd5280944a08591"
 "checksum crossbeam 0.2.10 (registry+https://github.com/rust-lang/crates.io-index)" = "0c5ea215664ca264da8a9d9c3be80d2eaf30923c259d03e870388eb927508f97"
-"checksum csv 0.14.7 (registry+https://github.com/rust-lang/crates.io-index)" = "266c1815d7ca63a5bd86284043faf91e8c95e943e55ce05dc0ae08e952de18bc"
+"checksum csv 0.15.0 (registry+https://github.com/rust-lang/crates.io-index)" = "7ef22b37c7a51c564a365892c012dc0271221fdcc64c69b19ba4d6fa8bd96d9c"
 "checksum deque 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "1614659040e711785ed8ea24219140654da1729f3ec8a47a9719d041112fe7bf"
 "checksum domain 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "725459994103308a8476a95d8115280b1359dccc06ca14291df75f37459a9e30"
 "checksum dtoa 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)" = "80c8b71fd71146990a9742fc06dcbbde19161a267e0ad4e572c35162f4578c90"
@@ -1222,6 +1237,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum lru-cache 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "656fa4dfcb02bcf1063c592ba3ff6a5303ee1f2afe98c8a889e8b1a77c6dfdb7"
 "checksum matches 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "efd7622e3022e1a6eaa602c4cea8912254e5582c9c692e9167714182244801b1"
 "checksum memchr 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)" = "d8b629fb514376c675b98c1421e80b151d3817ac42d7c667717d282761418d20"
+"checksum memchr 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "1dbccc0e46f1ea47b9f17e6d67c5a96bd27030519c519c9c91327e31275a47b4"
 "checksum mime 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "b5c93a4bd787ddc6e7833c519b73a50883deb5863d76d9b71eb8216fb7f94e66"
 "checksum mio 0.6.1 (git+https://github.com/ethcore/mio.git)" = "<none>"
 "checksum mio 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)" = "eecdbdd49a849336e77b453f021c89972a2cfb5b51931a0026ae0ac4602de681"
diff --git a/bencher/Cargo.toml b/bencher/Cargo.toml
index 3c1521a3..c3713d96 100644
--- a/bencher/Cargo.toml
+++ b/bencher/Cargo.toml
@@ -14,7 +14,7 @@ primitives = { path = "../primitives" }
 ethcore-devtools = { path = "../devtools" }
 test-data = { path = "../test-data" }
 time = "*"
-byteorder = "0.5"
+byteorder = "1.0"
 
 [[bin]]
 path = "src/main.rs"
diff --git a/db/Cargo.toml b/db/Cargo.toml
index ea2e88ba..8e92b355 100644
--- a/db/Cargo.toml
+++ b/db/Cargo.toml
@@ -8,7 +8,7 @@ elastic-array = { git = "https://github.com/ethcore/elastic-array" }
 rocksdb = { git = "https://github.com/ethcore/rust-rocksdb" }
 ethcore-devtools = { path = "../devtools" }
 primitives = { path = "../primitives" }
-byteorder = "0.5"
+byteorder = "1.0"
 chain = { path = "../chain"  }
 serialization = { path = "../serialization" }
 parking_lot = "0.3"
diff --git a/message/Cargo.toml b/message/Cargo.toml
index aa1cc4a6..9c3c9f59 100644
--- a/message/Cargo.toml
+++ b/message/Cargo.toml
@@ -4,7 +4,7 @@ version = "0.1.0"
 authors = ["debris <marek.kotewicz@gmail.com>"]
 
 [dependencies]
-byteorder = "0.5"
+byteorder = "1.0"
 
 bitcrypto = { path = "../crypto" }
 chain = { path = "../chain" }
diff --git a/miner/Cargo.toml b/miner/Cargo.toml
index 32f90f2e..5f0266b4 100644
--- a/miner/Cargo.toml
+++ b/miner/Cargo.toml
@@ -4,7 +4,7 @@ version = "0.1.0"
 authors = ["Ethcore <admin@ethcore.io>"]
 
 [dependencies]
-byteorder = "0.5"
+byteorder = "1.0"
 heapsize = "0.3"
 bitcrypto = { path = "../crypto" }
 chain = { path = "../chain" }
diff --git a/p2p/Cargo.toml b/p2p/Cargo.toml
index 6e41dd72..0c13ce12 100644
--- a/p2p/Cargo.toml
+++ b/p2p/Cargo.toml
@@ -13,7 +13,7 @@ rand = "0.3"
 log = "0.3"
 abstract-ns = "0.2.1"
 ns-dns-tokio = "0.1"
-csv = "0.14.7"
+csv = "0.15"
 
 primitives = { path = "../primitives" }
 bitcrypto = { path = "../crypto" }
diff --git a/primitives/Cargo.toml b/primitives/Cargo.toml
index d78755b4..b4e7c155 100644
--- a/primitives/Cargo.toml
+++ b/primitives/Cargo.toml
@@ -7,7 +7,7 @@ build = "build.rs"
 [dependencies]
 heapsize = "0.3"
 rustc-serialize = "0.3"
-byteorder = "0.5"
+byteorder = "1.0"
 bigint = "1.0"
 
 [build-dependencies]
diff --git a/serialization/Cargo.toml b/serialization/Cargo.toml
index 1c77f18d..43762457 100644
--- a/serialization/Cargo.toml
+++ b/serialization/Cargo.toml
@@ -4,5 +4,5 @@ version = "0.1.0"
 authors = ["debris <marek.kotewicz@gmail.com>"]
 
 [dependencies]
-byteorder = "0.5"
+byteorder = "1.0"
 primitives = { path = "../primitives" }
diff --git a/sync/Cargo.toml b/sync/Cargo.toml
index dca996be..23776899 100644
--- a/sync/Cargo.toml
+++ b/sync/Cargo.toml
@@ -13,7 +13,7 @@ ethcore-devtools = { path = "../devtools" }
 bit-vec = "0.4.3"
 murmur3 = "0.3"
 rand = "0.3"
-byteorder = "0.5"
+byteorder = "1.0"
 
 chain = { path = "../chain" }
 bitcrypto = { path = "../crypto" }