diff --git a/Cargo.lock b/Cargo.lock
index 17fbc61..7c3afee 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -429,7 +429,7 @@ checksum = "f8dcc9c7d52a811697d2151c701e0d08956f92b0e24136cf4cf27b57a6a0d9bf"
 
 [[package]]
 name = "reconcile-text"
-version = "0.12.0"
+version = "0.12.1"
 dependencies = [
  "console_error_panic_hook",
  "diff-match-patch-rs",
diff --git a/Cargo.toml b/Cargo.toml
index e4ffbf9..38f32a6 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 = "0.12.0"
+version = "0.12.1"
 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 8bc7707..a2b83f8 100644
--- a/examples/website/package-lock.json
+++ b/examples/website/package-lock.json
@@ -28,7 +28,7 @@
     },
     "../../reconcile-js": {
       "name": "reconcile-text",
-      "version": "0.12.0",
+      "version": "0.12.1",
       "dev": true,
       "license": "MIT",
       "devDependencies": {
diff --git a/reconcile-js/package-lock.json b/reconcile-js/package-lock.json
index 8739ba1..7b48544 100644
--- a/reconcile-js/package-lock.json
+++ b/reconcile-js/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "reconcile-text",
-  "version": "0.12.0",
+  "version": "0.12.1",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "reconcile-text",
-      "version": "0.12.0",
+      "version": "0.12.1",
       "license": "MIT",
       "devDependencies": {
         "@types/jest": "^30.0.0",
diff --git a/reconcile-js/package.json b/reconcile-js/package.json
index e40c98a..bc6de36 100644
--- a/reconcile-js/package.json
+++ b/reconcile-js/package.json
@@ -1,6 +1,6 @@
 {
   "name": "reconcile-text",
-  "version": "0.12.0",
+  "version": "0.12.1",
   "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 d8f3a6f..47a35b9 100644
--- a/reconcile-python/Cargo.lock
+++ b/reconcile-python/Cargo.lock
@@ -2,6 +2,22 @@
 # 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"
@@ -55,6 +71,7 @@ version = "0.28.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e368e7ddfdeb98c9bca7f8383be1648fd84ab466bf2bc015e94008db6d35611e"
 dependencies = [
+ "python3-dll-a",
  "target-lexicon",
 ]
 
@@ -93,6 +110,15 @@ 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"
@@ -104,19 +130,25 @@ dependencies = [
 
 [[package]]
 name = "reconcile-text"
-version = "0.12.0"
+version = "0.12.1"
 dependencies = [
  "thiserror",
 ]
 
 [[package]]
 name = "reconcile-text-python"
-version = "0.12.0"
+version = "0.12.1"
 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 3343a79..37facf0 100644
--- a/reconcile-python/Cargo.toml
+++ b/reconcile-python/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "reconcile-text-python"
-version = "0.12.0"
+version = "0.12.1"
 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 = "0.28.3", features = ["extension-module", "abi3-py39"] }
+pyo3 = { version = "0.28.2", features = ["extension-module", "abi3-py39", "generate-import-lib"] }
diff --git a/reconcile-python/pyproject.toml b/reconcile-python/pyproject.toml
index ba367f2..b3b16e7 100644
--- a/reconcile-python/pyproject.toml
+++ b/reconcile-python/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "maturin"
 
 [project]
 name = "reconcile-text"
-version = "0.12.0"
+version = "0.12.1"
 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 a52c859..b030c97 100644
--- a/reconcile-python/uv.lock
+++ b/reconcile-python/uv.lock
@@ -168,7 +168,7 @@ wheels = [
 
 [[package]]
 name = "reconcile-text"
-version = "0.12.0"
+version = "0.12.1"
 source = { editable = "." }
 
 [package.dev-dependencies]