diff --git a/Cargo.lock b/Cargo.lock
index 374ba91947..f1f82d510a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1244,11 +1244,6 @@ dependencies = [
  "scopeguard 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "hashbrown"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
 name = "hashbrown"
 version = "0.3.1"
@@ -3040,7 +3035,7 @@ dependencies = [
  "dir-diff 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "flate2 1.0.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "fs_extra 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "hashbrown 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hashbrown 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "hex-literal 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "indexmap 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "itertools 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3364,7 +3359,7 @@ dependencies = [
 name = "solana-genesis-programs"
 version = "0.18.0-pre1"
 dependencies = [
- "hashbrown 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hashbrown 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "solana-bpf-loader-api 0.18.0-pre1",
  "solana-bpf-loader-program 0.18.0-pre1",
  "solana-budget-api 0.18.0-pre1",
@@ -3604,7 +3599,7 @@ dependencies = [
  "byteorder 1.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "fs_extra 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "hashbrown 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hashbrown 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.60 (registry+https://github.com/rust-lang/crates.io-index)",
  "libloading 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -5243,7 +5238,6 @@ dependencies = [
 "checksum h2 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)" = "a5b34c246847f938a410a03c5458c7fee2274436675e76d8b903c08efc29c462"
 "checksum hash32 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "12d790435639c06a7b798af9e1e331ae245b7ef915b92f70a39b4cf8c00686af"
 "checksum hashbrown 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)" = "3bae29b6653b3412c2e71e9d486db9f9df5d701941d86683005efb9f2d28e3da"
-"checksum hashbrown 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "61e4900fa4e80b3d15c78a08ec8a08433246063fa7577e7b2c6426b3b21b1f79"
 "checksum hashbrown 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "29fba9abe4742d586dfd0c06ae4f7e73a1c2d86b856933509b269d82cdf06e18"
 "checksum heck 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "20564e78d53d2bb135c343b3f47714a56af2061f1c928fdb541dc7b9fdd94205"
 "checksum hex 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)" = "805026a5d0141ffc30abb3be3173848ad46a1b1664fe632428479619a3644d77"
diff --git a/core/Cargo.toml b/core/Cargo.toml
index cecc356f6f..1c028a58be 100644
--- a/core/Cargo.toml
+++ b/core/Cargo.toml
@@ -28,7 +28,7 @@ crossbeam-channel = "0.3"
 dir-diff = "0.3.1"
 flate2 = "1.0.9"
 fs_extra = "1.1.0"
-hashbrown = "0.2.0"
+hashbrown = "0.3.1"
 indexmap = "1.0"
 itertools = "0.8.0"
 jsonrpc-core = "13.0.0"
diff --git a/genesis/Cargo.toml b/genesis/Cargo.toml
index b2111c2c9c..ba0e89ab07 100644
--- a/genesis/Cargo.toml
+++ b/genesis/Cargo.toml
@@ -23,7 +23,7 @@ solana-storage-api = { path = "../programs/storage_api", version = "0.18.0-pre1"
 solana-vote-api = { path = "../programs/vote_api", version = "0.18.0-pre1" }
 
 [dev-dependencies]
-hashbrown = "0.3.0"
+hashbrown = "0.3.1"
 
 
 [features]
diff --git a/genesis_programs/Cargo.toml b/genesis_programs/Cargo.toml
index bfb87e5d09..9028e234a6 100644
--- a/genesis_programs/Cargo.toml
+++ b/genesis_programs/Cargo.toml
@@ -9,7 +9,7 @@ homepage = "https://solana.com/"
 edition = "2018"
 
 [dependencies]
-hashbrown = "0.2.0"
+hashbrown = "0.3.1"
 solana-bpf-loader-api = { path = "../programs/bpf_loader_api", version = "0.18.0-pre1" }
 solana-bpf-loader-program = { path = "../programs/bpf_loader_program", version = "0.18.0-pre1" }
 solana-budget-api= { path = "../programs/budget_api", version = "0.18.0-pre0" }
diff --git a/runtime/Cargo.toml b/runtime/Cargo.toml
index 75b9618c88..2456288f77 100644
--- a/runtime/Cargo.toml
+++ b/runtime/Cargo.toml
@@ -14,7 +14,7 @@ bv = { version = "0.11.0", features = ["serde"] }
 byteorder = "1.3.2"
 fnv = "1.0.6"
 fs_extra = "1.1.0"
-hashbrown = "0.2.0"
+hashbrown = "0.3.1"
 lazy_static = "1.3.0"
 libc = "0.2.58"
 libloading = "0.5.2"