diff --git a/Cargo.lock b/Cargo.lock
index d02cff5ca..cf2abdd3e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -166,9 +166,6 @@ dependencies = [
 name = "cc"
 version = "1.0.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "rayon 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
-]
 
 [[package]]
 name = "cfg-if"
@@ -2714,7 +2711,7 @@ dependencies = [
 [[package]]
 name = "rocksdb"
 version = "0.4.5"
-source = "git+https://github.com/paritytech/rust-rocksdb#ecf06adf3148ab10f6f7686b724498382ff4f36e"
+source = "git+https://github.com/paritytech/rust-rocksdb#86460c5e42d63c861b66172657531531de7f00b5"
 dependencies = [
  "libc 0.2.36 (registry+https://github.com/rust-lang/crates.io-index)",
  "local-encoding 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2724,9 +2721,9 @@ dependencies = [
 [[package]]
 name = "rocksdb-sys"
 version = "0.3.0"
-source = "git+https://github.com/paritytech/rust-rocksdb#ecf06adf3148ab10f6f7686b724498382ff4f36e"
+source = "git+https://github.com/paritytech/rust-rocksdb#86460c5e42d63c861b66172657531531de7f00b5"
 dependencies = [
- "cc 1.0.17 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cmake 0.1.31 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.36 (registry+https://github.com/rust-lang/crates.io-index)",
  "local-encoding 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "snappy-sys 0.1.0 (git+https://github.com/paritytech/rust-snappy)",