diff --git a/.github/workflows/ci-pr.yaml b/.github/workflows/ci-pr.yaml
index fe039c0..812e36a 100644
--- a/.github/workflows/ci-pr.yaml
+++ b/.github/workflows/ci-pr.yaml
@@ -25,7 +25,7 @@ jobs:
         uses: Swatinem/rust-cache@v2
 
       - name: Run cargo-deny
-        uses: EmbarkStudios/cargo-deny-action@v1
+        uses: EmbarkStudios/cargo-deny-action@v2
         with:
           command: check
 
diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..6039866
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,18 @@
+# Changelog
+
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
+and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
+
+## [Unreleased]
+
+### Deprecated
+
+### Added
+- support for Zebra 4.1.0
+- support for Zebra 4
+### Changed
+
+### Removed
+
diff --git a/Cargo.lock b/Cargo.lock
index 48943a9..f3a8ae9 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -441,6 +441,7 @@ version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "09dc0086e469182132244e9b8d313a0742e1132da43a08c24b9dd3c18e0faf3a"
 dependencies = [
+ "serde",
  "thiserror 2.0.17",
 ]
 
@@ -5057,9 +5058,9 @@ dependencies = [
 
 [[package]]
 name = "zebra-chain"
-version = "4.0.0"
+version = "5.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3b41d733382b3ecbf892f816ab9c1e448c9ae868d2bbb9f12a55b80c4e21fee2"
+checksum = "a15c1b579eb4d25214fa15839a74f4b9599806bc8addb910cfbec50dd59fb97f"
 dependencies = [
  "bech32",
  "bitflags",
@@ -5067,6 +5068,7 @@ dependencies = [
  "bitvec",
  "blake2b_simd",
  "blake2s_simd",
+ "bounded-vec",
  "bs58",
  "byteorder",
  "chrono",
@@ -5118,9 +5120,9 @@ dependencies = [
 
 [[package]]
 name = "zebra-consensus"
-version = "3.1.2"
+version = "4.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "11221f1e778bda63ec3e412dc29322a5293e517a24710ec0bc65aea26f1e55c8"
+checksum = "dacc49c94870e0c956b11a21aa4e0422f5aa77ca67927d7c45c389c6b80e9201"
 dependencies = [
  "bellman",
  "blake2b_simd",
@@ -5157,9 +5159,9 @@ dependencies = [
 
 [[package]]
 name = "zebra-network"
-version = "3.0.0"
+version = "4.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d3a34b04cb134997950b1ad0138aef9a6320f7aec16cab082419652ae3fcac8e"
+checksum = "90569b97fa9ce8d09f4b8e9dfe97c36fb673aa5869191d17abf69e880034a8e9"
 dependencies = [
  "bitflags",
  "byteorder",
@@ -5194,9 +5196,9 @@ dependencies = [
 
 [[package]]
 name = "zebra-node-services"
-version = "2.1.2"
+version = "3.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "30236040805a4ae868e0f3f810ee92db08925307e21ee7d1b6d480cb4b8b5efc"
+checksum = "18f8ad0371557d76c8ed0f81c3e2762082b57cb9c1b9bc1069b4a0bc897bd266"
 dependencies = [
  "color-eyre",
  "jsonrpsee-types",
@@ -5210,9 +5212,9 @@ dependencies = [
 
 [[package]]
 name = "zebra-rpc"
-version = "4.0.0"
+version = "5.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8afcfc310a775b123a9f27e32e50b25f2b02b80051bce5e4be3ced786d83e808"
+checksum = "7365982d89029998aa37f69b055a260d3e9da208fd76f5b48179a1c5a1410096"
 dependencies = [
  "base64",
  "chrono",
@@ -5227,6 +5229,7 @@ dependencies = [
  "jsonrpsee",
  "jsonrpsee-proc-macros",
  "jsonrpsee-types",
+ "metrics",
  "nix",
  "prost",
  "rand 0.8.5",
@@ -5260,9 +5263,9 @@ dependencies = [
 
 [[package]]
 name = "zebra-script"
-version = "3.0.2"
+version = "4.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e3a0327411bde3e0ecd8212ddecfc003d214d3be966229ae675258a402e4ca04"
+checksum = "2857e5d0692ad1fd597b096ccc700107489c72a9c7e2e7a883479aa0d02ec173"
 dependencies = [
  "libzcash_script",
  "thiserror 2.0.17",
@@ -5273,9 +5276,9 @@ dependencies = [
 
 [[package]]
 name = "zebra-state"
-version = "3.1.2"
+version = "4.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8a110993e61b6057f20cb4abef92abe811f7d8a8957ee40688a1c30f23e2009a"
+checksum = "47f0e0b14ced6153d21aa65a23b9b3f90080c3b434d93384a3395ae658657733"
 dependencies = [
  "bincode",
  "chrono",
@@ -5405,8 +5408,8 @@ dependencies = [
 
 [[package]]
 name = "zingo_common_components"
-version = "0.1.0"
-source = "git+https://github.com/zingolabs/zingo-common.git?branch=dev#7de9f9e8a261f95a632df2c57d2c9cbe68fc0ae8"
+version = "0.2.0"
+source = "git+https://github.com/zingolabs/zingo-common.git?branch=dev#096a79e2b3eb8b12d642e3380044bac00e7c855d"
 dependencies = [
  "zebra-chain",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 4ac8361..1e23705 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,11 +6,11 @@ resolver = "2"
 
 # workspace
 zingo_test_vectors = { path = "zingo_test_vectors" }
-
+zcash_local_net = { path = "zcash_local_net" }
 # zebra
-zebra-chain = "4.0"
-zebra-node-services = "2.0"
-zebra-rpc = "4.0"
+zebra-chain = "5.0.0"
+zebra-node-services = "3.0.0"
+zebra-rpc = "5.0.0"
 
 # other
 http = "1.1.0"