diff --git a/Cargo.toml b/Cargo.toml
index c3a1872..b166338 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,13 +12,13 @@ keywords = ["fuzzytags","privacy","metadata-resistance","ristretto","cryptograph
 
 [dependencies]
 hex = "0.4.2"
-rand_core = "0.6.0"
-rand ="0.8.3"
-curve25519-dalek = { package = "curve25519-dalek-ng", version="4.0.1",  features=["serde"]}
+rand_core = "0.5.0"
+rand ="0.7"
+curve25519-dalek = { package = "curve25519-dalek", version="3.2",  features=["serde"]}
 sha3 = "0.9.1"
 serde = {version="1.0.123", features=["derive"]}
 bit-vec = {version="0.6.3"}
-brute-force = {version="0.2.0", features=["curve25519"], optional=true}
+brute-force = {version="0.1.1", features=["curve25519"], optional=true}
 rayon = {version="1.5.0", optional=true}
 
 [dev-dependencies]
diff --git a/benches/fuzzy_tags_benches.rs b/benches/fuzzy_tags_benches.rs
index 22bc57a..80f1c21 100644
--- a/benches/fuzzy_tags_benches.rs
+++ b/benches/fuzzy_tags_benches.rs
@@ -1,5 +1,5 @@
 use criterion::{criterion_group, criterion_main, BenchmarkId, Criterion};
-use fuzzytags::{RootSecret, TaggingKey};
+use fuzzytags::{RootSecret};
 use rand::rngs::OsRng;
 use std::time::Duration;