diff --git a/Cargo.lock b/Cargo.lock
index 7c3afee..17fbc61 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -429,7 +429,7 @@ checksum = "f8dcc9c7d52a811697d2151c701e0d08956f92b0e24136cf4cf27b57a6a0d9bf"
 
 [[package]]
 name = "reconcile-text"
-version = "0.12.1"
+version = "0.12.0"
 dependencies = [
  "console_error_panic_hook",
  "diff-match-patch-rs",
diff --git a/Cargo.toml b/Cargo.toml
index 38f32a6..e4ffbf9 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "reconcile-text"
 description = "Intelligent 3-way text merging with automated conflict resolution"
-version = "0.12.1"
+version = "0.12.0"
 rust-version = "1.94"
 authors = ["Andras Schmelczer <andras@schmelczer.dev>"]
 edition = "2024"
diff --git a/examples/website/package-lock.json b/examples/website/package-lock.json
index a2b83f8..8bc7707 100644
--- a/examples/website/package-lock.json
+++ b/examples/website/package-lock.json
@@ -28,7 +28,7 @@
     },
     "../../reconcile-js": {
       "name": "reconcile-text",
-      "version": "0.12.1",
+      "version": "0.12.0",
       "dev": true,
       "license": "MIT",
       "devDependencies": {
diff --git a/reconcile-js/package-lock.json b/reconcile-js/package-lock.json
index 7b48544..8739ba1 100644
--- a/reconcile-js/package-lock.json
+++ b/reconcile-js/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "reconcile-text",
-  "version": "0.12.1",
+  "version": "0.12.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "reconcile-text",
-      "version": "0.12.1",
+      "version": "0.12.0",
       "license": "MIT",
       "devDependencies": {
         "@types/jest": "^30.0.0",
diff --git a/reconcile-js/package.json b/reconcile-js/package.json
index bc6de36..e40c98a 100644
--- a/reconcile-js/package.json
+++ b/reconcile-js/package.json
@@ -1,6 +1,6 @@
 {
   "name": "reconcile-text",
-  "version": "0.12.1",
+  "version": "0.12.0",
   "description": "Intelligent 3-way text merging with automated conflict resolution",
   "main": "dist/reconcile.node.js",
   "browser": "dist/reconcile.web.js",
diff --git a/reconcile-python/Cargo.lock b/reconcile-python/Cargo.lock
index 47a35b9..d8f3a6f 100644
--- a/reconcile-python/Cargo.lock
+++ b/reconcile-python/Cargo.lock
@@ -2,22 +2,6 @@
 # It is not intended for manual editing.
 version = 4
 
-[[package]]
-name = "cc"
-version = "1.2.63"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "556e016178bb5662a08681bbe0f00f8e17631781a4dfc8c45e466e4b185ec27f"
-dependencies = [
- "find-msvc-tools",
- "shlex",
-]
-
-[[package]]
-name = "find-msvc-tools"
-version = "0.1.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5baebc0774151f905a1a2cc41989300b1e6fbb29aff0ceffa1064fdd3088d582"
-
 [[package]]
 name = "heck"
 version = "0.5.0"
@@ -71,7 +55,6 @@ version = "0.28.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e368e7ddfdeb98c9bca7f8383be1648fd84ab466bf2bc015e94008db6d35611e"
 dependencies = [
- "python3-dll-a",
  "target-lexicon",
 ]
 
@@ -110,15 +93,6 @@ dependencies = [
  "syn",
 ]
 
-[[package]]
-name = "python3-dll-a"
-version = "0.2.15"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d80ba7540edb18890d444c5aa8e1f1f99b1bdf26fb26ae383135325f4a36042b"
-dependencies = [
- "cc",
-]
-
 [[package]]
 name = "quote"
 version = "1.0.45"
@@ -130,25 +104,19 @@ dependencies = [
 
 [[package]]
 name = "reconcile-text"
-version = "0.12.1"
+version = "0.12.0"
 dependencies = [
  "thiserror",
 ]
 
 [[package]]
 name = "reconcile-text-python"
-version = "0.12.1"
+version = "0.12.0"
 dependencies = [
  "pyo3",
  "reconcile-text",
 ]
 
-[[package]]
-name = "shlex"
-version = "2.0.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f8fadd59c855ef2080decdef8ff161eb6661b86933c9d82e5ba29dc602a55aba"
-
 [[package]]
 name = "syn"
 version = "2.0.117"
diff --git a/reconcile-python/Cargo.toml b/reconcile-python/Cargo.toml
index 37facf0..3343a79 100644
--- a/reconcile-python/Cargo.toml
+++ b/reconcile-python/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "reconcile-text-python"
-version = "0.12.1"
+version = "0.12.0"
 edition = "2024"
 rust-version = "1.94"
 authors = ["Andras Schmelczer <andras@schmelczer.dev>"]
@@ -13,4 +13,4 @@ crate-type = ["cdylib"]
 
 [dependencies]
 reconcile-text = { path = ".." }
-pyo3 = { version = "0.28.2", features = ["extension-module", "abi3-py39", "generate-import-lib"] }
+pyo3 = { version = "0.28.3", features = ["extension-module", "abi3-py39"] }
diff --git a/reconcile-python/pyproject.toml b/reconcile-python/pyproject.toml
index b3b16e7..ba367f2 100644
--- a/reconcile-python/pyproject.toml
+++ b/reconcile-python/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "maturin"
 
 [project]
 name = "reconcile-text"
-version = "0.12.1"
+version = "0.12.0"
 description = "Intelligent 3-way text merging with automated conflict resolution"
 readme = "README.md"
 license = { text = "MIT" }
diff --git a/reconcile-python/uv.lock b/reconcile-python/uv.lock
index b030c97..a52c859 100644
--- a/reconcile-python/uv.lock
+++ b/reconcile-python/uv.lock
@@ -168,7 +168,7 @@ wheels = [
 
 [[package]]
 name = "reconcile-text"
-version = "0.12.1"
+version = "0.12.0"
 source = { editable = "." }
 
 [package.dev-dependencies]