diff --git a/substrate/Cargo.lock b/substrate/Cargo.lock
index 140b21dbda..c25d04393b 100644
--- a/substrate/Cargo.lock
+++ b/substrate/Cargo.lock
@@ -1064,7 +1064,6 @@ version = "0.1.0"
 dependencies = [
  "blake2-rfc 0.2.18 (registry+https://github.com/rust-lang/crates.io-index)",
  "byteorder 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "crunchy 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "fixed-hash 0.1.3 (git+https://github.com/rphmeier/primitives.git?branch=compile-for-wasm)",
  "polkadot-runtime-codec 0.1.0",
  "polkadot-serializer 0.1.0",
diff --git a/substrate/wasm-runtime/Cargo.lock b/substrate/wasm-runtime/Cargo.lock
index 4c46282755..3373ebcc9b 100644
--- a/substrate/wasm-runtime/Cargo.lock
+++ b/substrate/wasm-runtime/Cargo.lock
@@ -88,6 +88,16 @@ name = "crunchy"
 version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "ed25519"
+version = "0.1.0"
+dependencies = [
+ "polkadot-primitives 0.1.0",
+ "ring 0.12.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustc-hex 2.0.0 (git+https://github.com/rphmeier/rustc-hex.git)",
+ "untrusted 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "either"
 version = "1.4.0"
@@ -151,7 +161,7 @@ dependencies = [
 [[package]]
 name = "fixed-hash"
 version = "0.1.3"
-source = "git+https://github.com/rphmeier/primitives.git?branch=compile-for-wasm#853bb53158497914f1837f5186e31e5b29f77cee"
+source = "git+https://github.com/rphmeier/primitives.git?branch=compile-for-wasm#8dc457899afdaf968ff7f16140b03d1e37b01d71"
 dependencies = [
  "rand 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-hex 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -389,16 +399,15 @@ version = "0.1.0"
 name = "polkadot-runtime-std"
 version = "0.1.0"
 dependencies = [
+ "ed25519 0.1.0",
  "environmental 0.1.0",
  "polkadot-primitives 0.1.0",
  "polkadot-runtime-codec 0.1.0",
  "polkadot-state-machine 0.1.0",
  "pwasm-alloc 0.1.0",
  "pwasm-libc 0.1.0",
- "ring 0.12.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc_version 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "triehash 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "untrusted 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -542,6 +551,7 @@ dependencies = [
 name = "runtime-polkadot"
 version = "0.1.0"
 dependencies = [
+ "polkadot-primitives 0.1.0",
  "polkadot-runtime-codec 0.1.0",
  "polkadot-runtime-std 0.1.0",
 ]
@@ -696,7 +706,7 @@ dependencies = [
 [[package]]
 name = "uint"
 version = "0.1.2"
-source = "git+https://github.com/rphmeier/primitives.git?branch=compile-for-wasm#853bb53158497914f1837f5186e31e5b29f77cee"
+source = "git+https://github.com/rphmeier/primitives.git?branch=compile-for-wasm#8dc457899afdaf968ff7f16140b03d1e37b01d71"
 dependencies = [
  "byteorder 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-hex 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
diff --git a/substrate/wasm-runtime/build.sh b/substrate/wasm-runtime/build.sh
index 697fd27ee6..83f46d5a04 100755
--- a/substrate/wasm-runtime/build.sh
+++ b/substrate/wasm-runtime/build.sh
@@ -1,7 +1,7 @@
 #!/bin/sh
 set -e
 
-xargo +nightly build --target=wasm32-unknown-unknown --release
+cargo +nightly build --target=wasm32-unknown-unknown --release
 dirs=`find * -maxdepth 0 -type d | grep -v pwasm- | grep -v std`
 for i in $dirs
 do
diff --git a/substrate/wasm-runtime/polkadot/Cargo.toml b/substrate/wasm-runtime/polkadot/Cargo.toml
index 24715e8c99..b0bc7a480b 100644
--- a/substrate/wasm-runtime/polkadot/Cargo.toml
+++ b/substrate/wasm-runtime/polkadot/Cargo.toml
@@ -9,7 +9,8 @@ crate-type = ["cdylib"]
 [dependencies]
 polkadot-runtime-codec = { path = "../../runtime-codec", version = "0.1", default-features = false }
 polkadot-runtime-std = { path = "../../runtime-std", version = "0.1", default-features = false }
+polkadot-primitives = { path = "../../primitives", version = "0.1", default-features = false }
 
 [features]
 default = []
-std = ["polkadot-runtime-codec/std", "polkadot-runtime-std/std"]
+std = ["polkadot-runtime-codec/std", "polkadot-runtime-std/std", "polkadot-primitives/std"]
diff --git a/substrate/wasm-runtime/target/wasm32-unknown-unknown/release/runtime_polkadot.compact.wasm b/substrate/wasm-runtime/target/wasm32-unknown-unknown/release/runtime_polkadot.compact.wasm
index 1e0d5c637b..e5b9227348 100644
Binary files a/substrate/wasm-runtime/target/wasm32-unknown-unknown/release/runtime_polkadot.compact.wasm and b/substrate/wasm-runtime/target/wasm32-unknown-unknown/release/runtime_polkadot.compact.wasm differ
diff --git a/substrate/wasm-runtime/target/wasm32-unknown-unknown/release/runtime_polkadot.wasm b/substrate/wasm-runtime/target/wasm32-unknown-unknown/release/runtime_polkadot.wasm
index 31e295da64..f8b91cc61f 100644
Binary files a/substrate/wasm-runtime/target/wasm32-unknown-unknown/release/runtime_polkadot.wasm and b/substrate/wasm-runtime/target/wasm32-unknown-unknown/release/runtime_polkadot.wasm differ