diff --git a/Cargo.lock b/Cargo.lock
index 55397f1f2..c35d42e34 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1163,7 +1163,7 @@ checksum = "11d3d7f243d5c5a8b9bb5d6dd2b1602c0cb0b9db1621bafc7ed66e35ff9fe092"
 
 [[package]]
 name = "llama-cpp-bindings"
-version = "0.11.0"
+version = "0.12.0"
 dependencies = [
  "encoding_rs",
  "enumflags2",
@@ -1182,7 +1182,7 @@ dependencies = [
 
 [[package]]
 name = "llama-cpp-bindings-build"
-version = "0.11.0"
+version = "0.12.0"
 dependencies = [
  "bindgen",
  "cc",
@@ -1195,14 +1195,14 @@ dependencies = [
 
 [[package]]
 name = "llama-cpp-bindings-sys"
-version = "0.11.0"
+version = "0.12.0"
 dependencies = [
  "llama-cpp-bindings-build",
 ]
 
 [[package]]
 name = "llama-cpp-bindings-tests"
-version = "0.11.0"
+version = "0.12.0"
 dependencies = [
  "anyhow",
  "encoding_rs",
@@ -1214,7 +1214,7 @@ dependencies = [
 
 [[package]]
 name = "llama-cpp-bindings-types"
-version = "0.11.0"
+version = "0.12.0"
 dependencies = [
  "serde",
  "serde_json",
@@ -1223,11 +1223,11 @@ dependencies = [
 
 [[package]]
 name = "llama-cpp-error-recorder"
-version = "0.11.0"
+version = "0.12.0"
 
 [[package]]
 name = "llama-cpp-gbnf"
-version = "0.11.0"
+version = "0.12.0"
 dependencies = [
  "llama-cpp-bindings-sys",
  "thiserror",
@@ -1235,11 +1235,11 @@ dependencies = [
 
 [[package]]
 name = "llama-cpp-log-decoder"
-version = "0.11.0"
+version = "0.12.0"
 
 [[package]]
 name = "llama-cpp-test-harness"
-version = "0.11.0"
+version = "0.12.0"
 dependencies = [
  "anyhow",
  "hf-hub",
@@ -1252,7 +1252,7 @@ dependencies = [
 
 [[package]]
 name = "llama-cpp-test-harness-macros"
-version = "0.11.0"
+version = "0.12.0"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/Cargo.toml b/Cargo.toml
index 7e3e3af30..45335b3a6 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -15,7 +15,7 @@ members = [
 
 [workspace.package]
 edition = "2024"
-version = "0.11.0"
+version = "0.12.0"
 license = "Apache-2.0"
 repository = "https://github.com/intentee/llama-cpp-bindings"
 
@@ -31,15 +31,15 @@ glob = "=0.3.3"
 hf-hub = "=0.5.0"
 inventory = "=0.3.24"
 libtest-mimic = "=0.8.2"
-llama-cpp-bindings = { path = "llama-cpp-bindings", version = "=0.11.0" }
-llama-cpp-bindings-build = { path = "llama-cpp-bindings-build", version = "=0.11.0" }
-llama-cpp-bindings-sys = { path = "llama-cpp-bindings-sys", version = "=0.11.0" }
-llama-cpp-bindings-types = { path = "llama-cpp-bindings-types", version = "=0.11.0" }
-llama-cpp-error-recorder = { path = "llama-cpp-error-recorder", version = "=0.11.0" }
-llama-cpp-gbnf = { path = "llama-cpp-gbnf", version = "=0.11.0" }
-llama-cpp-log-decoder = { path = "llama-cpp-log-decoder", version = "=0.11.0" }
-llama-cpp-test-harness = { path = "llama-cpp-test-harness", version = "=0.11.0" }
-llama-cpp-test-harness-macros = { path = "llama-cpp-test-harness-macros", version = "=0.11.0" }
+llama-cpp-bindings = { path = "llama-cpp-bindings", version = "=0.12.0" }
+llama-cpp-bindings-build = { path = "llama-cpp-bindings-build", version = "=0.12.0" }
+llama-cpp-bindings-sys = { path = "llama-cpp-bindings-sys", version = "=0.12.0" }
+llama-cpp-bindings-types = { path = "llama-cpp-bindings-types", version = "=0.12.0" }
+llama-cpp-error-recorder = { path = "llama-cpp-error-recorder", version = "=0.12.0" }
+llama-cpp-gbnf = { path = "llama-cpp-gbnf", version = "=0.12.0" }
+llama-cpp-log-decoder = { path = "llama-cpp-log-decoder", version = "=0.12.0" }
+llama-cpp-test-harness = { path = "llama-cpp-test-harness", version = "=0.12.0" }
+llama-cpp-test-harness-macros = { path = "llama-cpp-test-harness-macros", version = "=0.12.0" }
 llguidance = "=1.7.0"
 log = "=0.4.29"
 nom = "=8.0.0"
diff --git a/llama-cpp-bindings-build/src/lib.rs b/llama-cpp-bindings-build/src/lib.rs
index 488092446..a8645dfdf 100644
--- a/llama-cpp-bindings-build/src/lib.rs
+++ b/llama-cpp-bindings-build/src/lib.rs
@@ -112,22 +112,11 @@ fn cargo_target_dir(out_dir: &Path) -> PathBuf {
         .to_path_buf()
 }
 
-fn set_cmake_parallelism() {
-    if let Ok(parallelism) = std::thread::available_parallelism() {
-        // SAFETY: build scripts are single-threaded, so modifying env is safe.
-        unsafe {
-            env::set_var("CMAKE_BUILD_PARALLEL_LEVEL", parallelism.get().to_string());
-        }
-    }
-}
-
 pub fn build() {
     let context = BuildContext::detect();
 
     rebuild_tracking::register_rebuild_triggers(&context.llama_src);
 
-    set_cmake_parallelism();
-
     bindgen_config::generate_bindings(
         &context.llama_src,
         &context.out_dir,