diff --git a/Cargo.lock b/Cargo.lock
index 83d8a543b61..05cff1984aa 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -983,7 +983,7 @@ dependencies = [
 name = "ethcore-bloom-journal"
 version = "0.1.0"
 dependencies = [
- "siphasher 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "siphasher 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -3841,12 +3841,12 @@ dependencies = [
 
 [[package]]
 name = "siphasher"
-version = "0.1.3"
+version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "siphasher"
-version = "0.2.3"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -5017,8 +5017,8 @@ dependencies = [
 "checksum sha2 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)" = "7b4d8bfd0e469f417657573d8451fb33d16cfe0989359b93baf3a1ffc639543d"
 "checksum shell32-sys 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "9ee04b46101f57121c9da2b151988283b6beb79b34f5bb29a58ee48cb695122c"
 "checksum simplelog 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)" = "2e95345f185d5adeb8ec93459d2dc99654e294cc6ccf5b75414d8ea262de9a13"
-"checksum siphasher 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "833011ca526bd88f16778d32c699d325a9ad302fa06381cd66f7be63351d3f6d"
 "checksum siphasher 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "0b8de496cf83d4ed58b6be86c3a275b8602f6ffe98d3024a869e124147a9a3ac"
+"checksum siphasher 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "9913c75df657d84a03fa689c016b0bb2863ff0b497b26a8d6e9703f8d5df03a8"
 "checksum skeptic 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "24ebf8a06f5f8bae61ae5bbc7af7aac4ef6907ae975130faba1199e5fe82256a"
 "checksum slab 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "6dbdd334bd28d328dad1c41b0ea662517883d8880d8533895ef96c8003dec9c4"
 "checksum slab 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "17b4fcaed89ab08ef143da37bc52adbcc04d4a69014f4c1208d6b51f0c47bc23"
diff --git a/util/bloom/Cargo.toml b/util/bloom/Cargo.toml
index 8c366a85228..ba659add1f3 100644
--- a/util/bloom/Cargo.toml
+++ b/util/bloom/Cargo.toml
@@ -4,9 +4,10 @@ version = "0.1.0"
 authors = ["Parity Technologies <admin@parity.io>"]
 description = "Journaling bloom filter"
 license = "GPL3"
+edition = "2018"
 
 [lib]
 path = "src/lib.rs"
 
 [dependencies]
-siphasher = "0.1.1"
+siphasher = "0.3"
diff --git a/util/bloom/src/lib.rs b/util/bloom/src/lib.rs
index 3dec641cd39..f7a0eecdf50 100644
--- a/util/bloom/src/lib.rs
+++ b/util/bloom/src/lib.rs
@@ -14,11 +14,7 @@
 // You should have received a copy of the GNU General Public License
 // along with Parity Ethereum.  If not, see <http://www.gnu.org/licenses/>.
 
-extern crate siphasher;
-
-use std::cmp;
-use std::mem;
-use std::f64;
+use std::{cmp, mem, f64};
 use std::hash::{Hash, Hasher};
 use std::collections::HashSet;
 use siphasher::sip::SipHasher;