diff --git a/fil-proofs-tooling/Cargo.toml b/fil-proofs-tooling/Cargo.toml
index 24edc790c..56269acd5 100644
--- a/fil-proofs-tooling/Cargo.toml
+++ b/fil-proofs-tooling/Cargo.toml
@@ -21,8 +21,8 @@ serde_json = "1.0"
 regex = "1.3.7"
 commandspec = "0.12.2"
 chrono = { version = "0.4.7", features = ["serde"] }
-memmap = "0.7.0"
-bellperson = "0.22.0"
+memmap2 = "0.5.6"
+bellperson = "0.24.0"
 rand = "0.8"
 tempfile = "3.0.8"
 cpu-time = "1.0.0"
@@ -46,7 +46,7 @@ fdlimit = "0.2.0"
 dialoguer = "0.10.0"
 structopt = "0.3.12"
 humansize = "1.1.0"
-blstrs = "0.5.0"
+blstrs = "0.6.0"
 time = "0.3.9"
 
 [features]
diff --git a/fil-proofs-tooling/src/bin/update_tree_r_cache/main.rs b/fil-proofs-tooling/src/bin/update_tree_r_cache/main.rs
index f3f2af62e..83dd551e4 100644
--- a/fil-proofs-tooling/src/bin/update_tree_r_cache/main.rs
+++ b/fil-proofs-tooling/src/bin/update_tree_r_cache/main.rs
@@ -11,7 +11,7 @@ use filecoin_proofs::{
     SectorShapeSub8, SectorShapeTop2, OCT_ARITY,
 };
 use generic_array::typenum::Unsigned;
-use memmap::MmapOptions;
+use memmap2::MmapOptions;
 use merkletree::{
     merkle::get_merkle_tree_len,
     store::{ExternalReader, ReplicaConfig, Store, StoreConfig},
diff --git a/fil-proofs-tooling/src/metadata.rs b/fil-proofs-tooling/src/metadata.rs
index be125c632..68d39f557 100644
--- a/fil-proofs-tooling/src/metadata.rs
+++ b/fil-proofs-tooling/src/metadata.rs
@@ -40,7 +40,8 @@ impl GitMetadata {
         let repo = Repository::discover(&repo_path)?;
         let head = repo.head()?;
         let commit = head.peel_to_commit()?;
-        let date = Utc.timestamp(commit.time().seconds(), 0);
+        // Unwrap is OK as the given seconds won't be out of range.
+        let date = Utc.timestamp_opt(commit.time().seconds(), 0).unwrap();
 
         Ok(GitMetadata {
             hash: commit.id().to_string(),
diff --git a/filecoin-hashers/Cargo.toml b/filecoin-hashers/Cargo.toml
index 12e5a6777..4ea4ea711 100644
--- a/filecoin-hashers/Cargo.toml
+++ b/filecoin-hashers/Cargo.toml
@@ -9,8 +9,8 @@ repository = "https://github.com/filecoin-project/rust-fil-proofs"
 readme = "README.md"
 
 [dependencies]
-bellperson = "0.22.0"
-blstrs = "0.5.0"
+bellperson = "0.24.0"
+blstrs = "0.6.0"
 generic-array = "0.14.4"
 merkletree = "0.22.0"
 ff = "0.12.0"
@@ -18,7 +18,7 @@ anyhow = "1.0.34"
 serde = "1.0.117"
 rand = "0.8.0"
 
-neptune = { version = "~7.0.0", optional = true, features = ["bls", "arity2", "arity4", "arity8", "arity11", "arity16", "arity24", "arity36"] }
+neptune = { version = "~8.0.0", optional = true, features = ["bls", "arity2", "arity4", "arity8", "arity11", "arity16", "arity24", "arity36"] }
 lazy_static = { version = "1.4.0", optional = true }
 blake2s_simd = { version = "1.0.0", optional = true }
 sha2 = { version = "0.10.2", optional = true }
diff --git a/filecoin-proofs/Cargo.toml b/filecoin-proofs/Cargo.toml
index 3d50f861d..e30e8a995 100644
--- a/filecoin-proofs/Cargo.toml
+++ b/filecoin-proofs/Cargo.toml
@@ -16,11 +16,11 @@ storage-proofs-update = { path = "../storage-proofs-update", version = "~12.0.0"
 filecoin-hashers = { version = "~7.0.0", path = "../filecoin-hashers", default-features = false, features = ["poseidon", "sha256"] }
 rand = "0.8"
 lazy_static = "1.2"
-memmap = "0.7"
+memmap2 = "0.5.6"
 serde = { version = "1.0", features = ["rc", "derive"] }
 serde_json = "1.0"
 blake2b_simd = "1.0.0"
-bellperson = "0.22.0"
+bellperson = "0.24.0"
 log = "0.4.7"
 rayon = "1.1.0"
 hex = "0.4.0"
@@ -33,7 +33,7 @@ gperftools = { version = "0.2", optional = true }
 generic-array = "0.14.4"
 fr32 = { path = "../fr32", version = "~5.0.0", default-features = false }
 once_cell = "1.8.0"
-blstrs = "0.5.0"
+blstrs = "0.6.0"
 
 [dev-dependencies]
 criterion = "0.3"
diff --git a/filecoin-proofs/src/api/mod.rs b/filecoin-proofs/src/api/mod.rs
index 0af9b53bf..d6d147bee 100644
--- a/filecoin-proofs/src/api/mod.rs
+++ b/filecoin-proofs/src/api/mod.rs
@@ -7,7 +7,7 @@ use bincode::deserialize;
 use filecoin_hashers::Hasher;
 use fr32::{write_unpadded, Fr32Reader};
 use log::{info, trace};
-use memmap::MmapOptions;
+use memmap2::MmapOptions;
 use merkletree::store::{DiskStore, LevelCacheStore, StoreConfig};
 use storage_proofs_core::{
     cache_key::CacheKey,
diff --git a/filecoin-proofs/src/api/seal.rs b/filecoin-proofs/src/api/seal.rs
index 79b6e5e8f..9f405e47c 100644
--- a/filecoin-proofs/src/api/seal.rs
+++ b/filecoin-proofs/src/api/seal.rs
@@ -8,7 +8,7 @@ use bincode::{deserialize, serialize};
 use blstrs::{Bls12, Scalar as Fr};
 use filecoin_hashers::{Domain, Hasher};
 use log::{info, trace};
-use memmap::MmapOptions;
+use memmap2::MmapOptions;
 use merkletree::store::{DiskStore, Store, StoreConfig};
 use rayon::prelude::*;
 use sha2::{Digest, Sha256};
diff --git a/filecoin-proofs/tests/api.rs b/filecoin-proofs/tests/api.rs
index 89f33ff16..7f06f3c33 100644
--- a/filecoin-proofs/tests/api.rs
+++ b/filecoin-proofs/tests/api.rs
@@ -33,7 +33,7 @@ use filecoin_proofs::{
 };
 use fr32::bytes_into_fr;
 use log::info;
-use memmap::MmapOptions;
+use memmap2::MmapOptions;
 use rand::{random, Rng, SeedableRng};
 use rand_xorshift::XorShiftRng;
 use storage_proofs_core::{api_version::ApiVersion, is_legacy_porep_id, sector::SectorId};
diff --git a/fr32/Cargo.toml b/fr32/Cargo.toml
index f5dc379fb..b413b37d1 100644
--- a/fr32/Cargo.toml
+++ b/fr32/Cargo.toml
@@ -13,7 +13,7 @@ byte-slice-cast = "1.0.0"
 byteorder = "1"
 ff = "0.12.0"
 thiserror = "1.0.6"
-blstrs = "0.5.0"
+blstrs = "0.6.0"
 
 [dev-dependencies]
 bitvec = "0.17"
diff --git a/storage-proofs-core/Cargo.toml b/storage-proofs-core/Cargo.toml
index e88323b09..faf6bbf74 100644
--- a/storage-proofs-core/Cargo.toml
+++ b/storage-proofs-core/Cargo.toml
@@ -19,7 +19,7 @@ byteorder = "1"
 config = { version = "0.12.0", default-features = false, features = ["toml"] }
 itertools = "0.10.3"
 lazy_static = "1.2"
-memmap = "0.7"
+memmap2 = "0.5.6"
 aes = "0.8.1"
 sha2 = "0.10.2"
 fs2 = "0.4"
@@ -27,7 +27,7 @@ rayon = "1.0.0"
 serde = { version = "1.0", features = ["derive"]}
 blake2b_simd = "1.0.0"
 ff = "0.12.0"
-bellperson = "0.22.0"
+bellperson = "0.24.0"
 serde_json = "1.0"
 log = "0.4.7"
 rand_chacha = "0.3"
@@ -39,7 +39,7 @@ gperftools = { version = "0.2", optional = true }
 num_cpus = "1.10.1"
 semver = "1.0.6"
 fr32 = { path = "../fr32", version = "~5.0.0"}
-blstrs = "0.5.0"
+blstrs = "0.6.0"
 cbc = { version = "0.1.2", features = ["std"] }
 
 [dev-dependencies]
diff --git a/storage-proofs-core/src/data.rs b/storage-proofs-core/src/data.rs
index 323d5dffc..47941ae38 100644
--- a/storage-proofs-core/src/data.rs
+++ b/storage-proofs-core/src/data.rs
@@ -4,7 +4,7 @@ use std::path::PathBuf;
 
 use anyhow::{ensure, Context, Result};
 use log::info;
-use memmap::{MmapMut, MmapOptions};
+use memmap2::{MmapMut, MmapOptions};
 
 /// A wrapper around data either on disk or a slice in memory, that can be dropped and read back into memory,
 /// to allow for better control of memory consumption.
diff --git a/storage-proofs-core/src/drgraph.rs b/storage-proofs-core/src/drgraph.rs
index 27757139c..3b84e119f 100644
--- a/storage-proofs-core/src/drgraph.rs
+++ b/storage-proofs-core/src/drgraph.rs
@@ -259,7 +259,7 @@ mod tests {
         blake2s::Blake2sHasher, poseidon::PoseidonHasher, sha256::Sha256Hasher,
     };
     use generic_array::typenum::{U0, U2, U4, U8};
-    use memmap::{MmapMut, MmapOptions};
+    use memmap2::{MmapMut, MmapOptions};
     use merkletree::store::StoreConfig;
 
     use crate::merkle::{
diff --git a/storage-proofs-core/src/parameter_cache.rs b/storage-proofs-core/src/parameter_cache.rs
index b99c1d27b..ef7b98c1c 100644
--- a/storage-proofs-core/src/parameter_cache.rs
+++ b/storage-proofs-core/src/parameter_cache.rs
@@ -13,7 +13,7 @@ use fs2::FileExt;
 use itertools::Itertools;
 use lazy_static::lazy_static;
 use log::info;
-use memmap::MmapOptions;
+use memmap2::MmapOptions;
 use rand::RngCore;
 use serde::{Deserialize, Serialize};
 use sha2::{Digest, Sha256};
diff --git a/storage-proofs-core/src/test_helper.rs b/storage-proofs-core/src/test_helper.rs
index 83fa85665..d4b3abbc6 100644
--- a/storage-proofs-core/src/test_helper.rs
+++ b/storage-proofs-core/src/test_helper.rs
@@ -2,7 +2,7 @@ use std::fs::OpenOptions;
 use std::io::Write;
 use std::path::Path;
 
-use memmap::{MmapMut, MmapOptions};
+use memmap2::{MmapMut, MmapOptions};
 
 pub fn setup_replica(data: &[u8], replica_path: &Path) -> MmapMut {
     let mut f = OpenOptions::new()
diff --git a/storage-proofs-porep/Cargo.toml b/storage-proofs-porep/Cargo.toml
index f78e2c455..bbd28c76c 100644
--- a/storage-proofs-porep/Cargo.toml
+++ b/storage-proofs-porep/Cargo.toml
@@ -21,12 +21,12 @@ rayon = "1.0.0"
 serde = { version = "1.0", features = ["derive"]}
 serde_json = "1.0"
 ff = "0.12.0"
-bellperson = "0.22.0"
+bellperson = "0.24.0"
 log = "0.4.7"
 pretty_assertions = "1.2.0"
 generic-array = "0.14.4"
 anyhow = "1.0.23"
-neptune = { version = "~7.0.0", features = ["bls", "arity2", "arity4", "arity8", "arity11", "arity16", "arity24", "arity36"] }
+neptune = { version = "~8.0.0", features = ["bls", "arity2", "arity4", "arity8", "arity11", "arity16", "arity24", "arity36"] }
 num_cpus = "1.10.1"
 hex = "0.4.2"
 bincode = "1.1.2"
@@ -38,7 +38,7 @@ libc = "0.2"
 fdlimit = "0.2.0"
 fr32 = { path = "../fr32", version = "~5.0.0", default-features = false }
 yastl = "0.1.2"
-blstrs = "0.5.0"
+blstrs = "0.6.0"
 
 [target."cfg(target_arch = \"aarch64\")".dependencies]
 sha2 = { version = "0.10.2", features = ["compress", "asm"] }
diff --git a/storage-proofs-post/Cargo.toml b/storage-proofs-post/Cargo.toml
index f5cb0f16e..bb509f60a 100644
--- a/storage-proofs-post/Cargo.toml
+++ b/storage-proofs-post/Cargo.toml
@@ -17,13 +17,13 @@ rayon = "1.0.0"
 serde = { version = "1.0", features = ["derive"]}
 blake2b_simd = "1.0.0"
 ff = "0.12.0"
-bellperson = "0.22.0"
+bellperson = "0.24.0"
 log = "0.4.7"
 hex = "0.4.0"
 generic-array = "0.14.4"
 anyhow = "1.0.23"
 fr32 = { path = "../fr32", version = "~5.0.0", default-features = false }
-blstrs = "0.5.0"
+blstrs = "0.6.0"
 
 [dev-dependencies]
 tempfile = "3"
diff --git a/storage-proofs-update/Cargo.toml b/storage-proofs-update/Cargo.toml
index 171cea66d..e4df8e60a 100644
--- a/storage-proofs-update/Cargo.toml
+++ b/storage-proofs-update/Cargo.toml
@@ -16,15 +16,15 @@ merkletree = "0.22.0"
 rayon = "1.0.0"
 serde = { version = "1.0", features = ["derive"]}
 ff = "0.12.0"
-bellperson = "0.22.0"
-blstrs = "0.5.0"
+bellperson = "0.24.0"
+blstrs = "0.6.0"
 log = "0.4.7"
 generic-array = "0.14.4"
 anyhow = "1.0.23"
-neptune = { version = "~7.0.0", features = ["bls", "arity2", "arity4", "arity8", "arity11", "arity16", "arity24", "arity36"] }
+neptune = { version = "~8.0.0", features = ["bls", "arity2", "arity4", "arity8", "arity11", "arity16", "arity24", "arity36"] }
 lazy_static = "1.2"
 fr32 = { path = "../fr32", version = "~5.0.0", default-features = false }
-memmap = "0.7"
+memmap2 = "0.5.6"
 
 [dev-dependencies]
 tempfile = "3"
diff --git a/storage-proofs-update/src/vanilla.rs b/storage-proofs-update/src/vanilla.rs
index 1c9456c38..13d90364c 100644
--- a/storage-proofs-update/src/vanilla.rs
+++ b/storage-proofs-update/src/vanilla.rs
@@ -10,7 +10,7 @@ use filecoin_hashers::{Domain, HashFunction, Hasher};
 use fr32::{bytes_into_fr, fr_into_bytes_slice};
 use generic_array::typenum::Unsigned;
 use log::{info, trace};
-use memmap::{Mmap, MmapMut, MmapOptions};
+use memmap2::{Mmap, MmapMut, MmapOptions};
 use merkletree::{
     merkle::{get_merkle_tree_leafs, get_merkle_tree_len},
     store::{DiskStore, Store, StoreConfig},