diff --git a/Cargo.lock b/Cargo.lock
index de32f7fe7..c24ab5c11 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1562,7 +1562,7 @@ dependencies = [
  "log",
  "loom",
  "quickcheck",
- "rand 0.10.2",
+ "rand 0.10.3",
  "smallvec",
  "spin 0.12.3",
  "thiserror",
@@ -1709,7 +1709,7 @@ dependencies = [
  "parking_lot",
  "proc-maps",
  "proptest",
- "rand 0.10.2",
+ "rand 0.10.3",
  "rust-embed",
  "serde",
  "serde_json",
@@ -3063,7 +3063,7 @@ checksum = "95c589f335db0f6aaa168a7cd27b1fc6920f5e1470c804f814d9cd6e62a0f70b"
 dependencies = [
  "env_logger",
  "log",
- "rand 0.10.2",
+ "rand 0.10.3",
 ]
 
 [[package]]
@@ -3109,9 +3109,9 @@ dependencies = [
 
 [[package]]
 name = "rand"
-version = "0.10.2"
+version = "0.10.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c7f5fa3a058cd35567ef9bfa5e75732bee0f9e4c55fa90477bef2dfcdbc4be80"
+checksum = "65c9fb96cbc91e3478eaae79a69fcd3f1ae4ad052e471fe6732fff548984b4af"
 dependencies = [
  "chacha20",
  "getrandom 0.4.3",