diff --git a/Cargo.lock b/Cargo.lock
index 8eb6208340b..2f653571768 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -7940,9 +7940,9 @@ dependencies = [
 
 [[package]]
 name = "parity-db"
-version = "0.4.6"
+version = "0.4.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "00bfb81cf5c90a222db2fb7b3a7cbf8cc7f38dfb6647aca4d98edf8281f56ed5"
+checksum = "bd4572a52711e2ccff02b4973ec7e4a5b5c23387ebbfbd6cd42b34755714cefc"
 dependencies = [
  "blake2",
  "crc32fast",
@@ -14397,7 +14397,7 @@ checksum = "97fee6b57c6a41524a810daee9286c02d7752c4253064d0b05472833a438f675"
 dependencies = [
  "cfg-if",
  "digest 0.10.6",
- "rand 0.8.5",
+ "rand 0.7.3",
  "static_assertions",
 ]