diff --git a/Cargo.lock b/Cargo.lock
index 529e42238..223611f67 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -496,7 +496,7 @@ dependencies = [
  "png_pong",
  "quick-xml",
  "rand 0.8.5",
- "rand_chacha 0.3.1",
+ "rand_chacha 0.9.0",
  "range-set",
  "rasn",
  "rasn-cms",
diff --git a/sdk/Cargo.toml b/sdk/Cargo.toml
index 6e8e119ef..d77ef6ce3 100644
--- a/sdk/Cargo.toml
+++ b/sdk/Cargo.toml
@@ -156,7 +156,7 @@ pkcs8 = "0.10.2"
 png_pong = "0.9.1"
 quick-xml = "0.38.3"
 rand = "0.8.5"
-rand_chacha = "0.3.1"
+rand_chacha = "0.9.0"
 range-set = "0.0.11"
 rasn = "0.26.0"
 rasn-cms = "0.26.0"