diff --git a/Cargo.lock b/Cargo.lock
index 62845f0fe77e..6db8e9cf578b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -9736,8 +9736,8 @@ version = "0.1.0"
 dependencies = [
  "hex",
  "hpke",
- "rand 0.9.3",
- "rand_chacha 0.9.0",
+ "rand 0.8.6",
+ "rand_chacha 0.3.1",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index c7fd2f1ca9d4..ce94391457ca 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -831,8 +831,8 @@ quinn = { version = "0.11.11", default-features = false, features = [
 ] }
 quinn-udp = "0.5.5"
 quote = "1.0.37"
-rand = { version = "0.8.6", features = ["small_rng"] }
-rand_chacha = "0.3.1"
+rand = { version = "0.8.6", default-features = false, features = ["small_rng"] }
+rand_chacha = { version = "0.3.1", default-features = false }
 rand_distr = "^0.4"
 rand_pcg = "^0.3.1"
 ratatui = "0.29"
diff --git a/packages/ic-hpke/Cargo.toml b/packages/ic-hpke/Cargo.toml
index 18ff6d7e29c9..3678a3f1dd0b 100644
--- a/packages/ic-hpke/Cargo.toml
+++ b/packages/ic-hpke/Cargo.toml
@@ -15,5 +15,5 @@ hpke = { version = "0.13", default-features = false, features = [ "p384", "alloc
 
 [dev-dependencies]
 hex = { workspace = true }
-rand = { version = "0.9", default-features = false, features = ["os_rng"] }
-rand_chacha = { version = "0.9", default-features = false }
+rand = { workspace = true }
+rand_chacha = { workspace = true }