diff --git a/.cargo/config.toml b/.cargo/config.toml
new file mode 100644
index 0000000..2efda0d
--- /dev/null
+++ b/.cargo/config.toml
@@ -0,0 +1,8 @@
+# Local development override: use the path dependency instead of the git tag.
+# This file is gitignored — CI uses the git dependency from Cargo.toml.
+#
+# To use: uncomment the section below. Requires the core repo checked out
+# at ../core/ relative to this directory.
+#
+# [patch."https://github.com/BitVanes/core.git"]
+# bitvanes-core = { path = "../core/crates/core" }
diff --git a/AGENTS.md b/AGENTS.md
index 97d23a4..9a629ac 100644
--- a/AGENTS.md
+++ b/AGENTS.md
@@ -21,7 +21,7 @@ cat /tmp/out.json
 ## Architecture
 
 Headless CLI that links `bitvanes-core` via path dependency (local dev) or
-git tag `v0.3.0` (release).
+git tag `v0.4.0` (release).
 
 Entry point: `src/main.rs` (clap arg parsing → dispatch to headless or TUI).
 Headless: `src/headless.rs` (directory scan → rayon parallel → output).
@@ -36,7 +36,7 @@ Output formats: Arrow IPC, CSV, JSON (all from `bitvanes-core`'s `arrow_io`).
 
 ```toml
 bitvanes-core = { path = "../core/crates/core", features = ["ipc", "csv", "cli-pdf", "parallel"] }
-# For release: git = "https://github.com/BitVanes/core.git", tag = "v0.3.0"
+# For release: git = "https://github.com/BitVanes/core.git", tag = "v0.4.0"
 ```
 
 The CLI is distributed as a prebuilt binary via GitHub Releases (not published
@@ -54,8 +54,8 @@ prebuilt `ort` static lib needs glibc ≥ 2.38, which the Linux release runner
 ## Release
 
 ```bash
-git tag v0.3.0
-git push origin v0.3.0
+git tag v0.4.0
+git push origin v0.4.0
 ```
 
 The release workflow (.github/workflows/release.yml) builds binaries for:
diff --git a/Cargo.lock b/Cargo.lock
index 92829de..75ab447 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -422,6 +422,7 @@ dependencies = [
 [[package]]
 name = "bitvanes-core"
 version = "0.4.0"
+source = "git+https://github.com/BitVanes/core.git?tag=v0.4.0#ffb491eb857eb424846ed986fdb98f3787c2b756"
 dependencies = [
  "arrow",
  "blake3",
diff --git a/Cargo.toml b/Cargo.toml
index aa06683..df57c75 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -23,7 +23,7 @@ default = []
 embed = ["bitvanes-core/embeddings"]
 
 [dependencies]
-bitvanes-core = { path = "../core/crates/core", features = ["ipc", "csv", "cli-pdf", "parallel", "office", "mmap"] }
+bitvanes-core = { git = "https://github.com/BitVanes/core.git", tag = "v0.4.0", features = ["ipc", "csv", "cli-pdf", "parallel", "office", "mmap"] }
 blake3 = "1"
 clap = { version = "4", features = ["derive"] }
 crossterm = "0.28"
diff --git a/README.md b/README.md
index 351a904..3d2eb7a 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,7 @@ Download the latest binary from
 
 ```bash
 # Linux/macOS
-curl -L https://github.com/BitVanes/cli/releases/latest/download/bitvanes-v0.1.0-x86_64-linux.tar.gz | tar xz
+curl -L https://github.com/BitVanes/cli/releases/latest/download/bitvanes-v0.4.0-x86_64-linux.tar.gz | tar xz
 sudo mv bitvanes /usr/local/bin/
 
 # Verify