diff --git a/Cargo.lock b/Cargo.lock
index 8f77fda47..4068a8e42 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1380,7 +1380,7 @@ dependencies = [
 [[package]]
 name = "nanomsg"
 version = "0.5.1"
-source = "git+https://github.com/ethcore/nanomsg.rs.git?branch=parity-1.7#26ec71ecbdb284d7a5d596bdb3d0fde02c55d0bc"
+source = "git+https://github.com/ethcore/nanomsg.rs.git?branch=parity-1.7#673b79beef6e149273899850d7692335a481a920"
 dependencies = [
  "libc 0.2.21 (registry+https://github.com/rust-lang/crates.io-index)",
  "nanomsg-sys 0.5.0 (git+https://github.com/ethcore/nanomsg.rs.git?branch=parity-1.7)",
@@ -1389,7 +1389,7 @@ dependencies = [
 [[package]]
 name = "nanomsg-sys"
 version = "0.5.0"
-source = "git+https://github.com/ethcore/nanomsg.rs.git?branch=parity-1.7#26ec71ecbdb284d7a5d596bdb3d0fde02c55d0bc"
+source = "git+https://github.com/ethcore/nanomsg.rs.git?branch=parity-1.7#673b79beef6e149273899850d7692335a481a920"
 dependencies = [
  "gcc 0.3.43 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.21 (registry+https://github.com/rust-lang/crates.io-index)",