diff --git a/Cargo.toml b/Cargo.toml
index afb2bda..49f4e0a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -45,7 +45,8 @@ default-features = false
 
 [dependencies.rand]
 optional = true
-version = "0.8.3"
+git = "https://git.alnyan.me/yggdrasil/rand.git"
+branch = "alnyan/yggdrasil-rng_core-0.6.4"
 default-features = false
 
 [dependencies.zeroize]
@@ -77,7 +78,7 @@ default-features = false
 rand_chacha = "0.3"
 rand_xorshift = "0.3"
 rand_isaac = "0.3"
-rand = { version = "0.8", features = ["small_rng"] }
+rand = { git = "https://git.alnyan.me/yggdrasil/rand.git", branch = "alnyan/yggdrasil-rng_core-0.6.4", features = ["small_rng"] }
 
 [dev-dependencies.serde_test]
 version = "1.0"