diff --git a/Cargo.toml b/Cargo.toml
index cdaa392..7f5aa41 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,8 +12,8 @@ keywords = ["cryptography"]                                        # Up to five
 categories = ["cryptography"]                                      # https://crates.io/category_slugs
 
 [dependencies]
-bc-rand = "^0.4.0"
-bc-crypto = "^0.9.0"
+bc-rand = { git = "https://github.com/willrnch/bc-rand-rust.git", rev = "f6c187b211a39f159567fc6981d1676f015f88d7" }
+bc-crypto = { git = "https://github.com/willrnch/bc-crypto-rust.git", rev = "2be2f80e2be1b4e29e31b125142770441aef89cf" }
 
 thiserror = "^2.0"
 
@@ -21,4 +21,4 @@ thiserror = "^2.0"
 hex-literal = "^0.4.1"
 hex = "^0.4.3"
 version-sync = "^0.9.0"
-rand = "^0.8.5"
+rand = "^0.9.2"
diff --git a/src/lib.rs b/src/lib.rs
index fa5c5c9..d7c9dbc 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -94,10 +94,6 @@ mod tests {
         fn fill_bytes(&mut self, _dest: &mut [u8]) {
             unimplemented!()
         }
-
-        fn try_fill_bytes(&mut self, _dest: &mut [u8]) -> std::result::Result<(), rand::Error> {
-            unimplemented!()
-        }
     }
 
     // Testing purposes only!