diff --git a/nix/squiggle-mc.nix b/nix/squiggle-mc.nix
index 51cae6c6..15bc4ff6 100644
--- a/nix/squiggle-mc.nix
+++ b/nix/squiggle-mc.nix
@@ -11,13 +11,10 @@ rec {
 
     buildPhase = ''
       cargo build --lib --release --target=wasm32-unknown-unknown
-
       mkdir -p $out/pkg
-
       wasm-bindgen --target nodejs --out-dir $out/pkg target/wasm32-unknown-unknown/release/quri_squiggle_mc.wasm
     '';
     installPhase = "echo 'skipping installPhase'";
-
     cargoLock = {
       lockFile = ../packages/mc/Cargo.lock;
       outputHashes = {
@@ -29,7 +26,7 @@ rec {
     name = "squiggle-mc-lint";
     src = ../packages/mc;
     buildInputs = with pkgs; [ rustfmt ];
-    buildPhase = "rustfmt --check src";
+    buildPhase = "rustfmt --check src/**";
     installPhase = "mkdir -p $out";
   };
 
diff --git a/packages/mc/Cargo.lock b/packages/mc/Cargo.lock
index f4b83d8d..d4bd0723 100644
--- a/packages/mc/Cargo.lock
+++ b/packages/mc/Cargo.lock
@@ -286,11 +286,10 @@ dependencies = [
 
 [[package]]
 name = "kernel_density"
-version = "0.0.2"
-source = "git+https://github.com/daithiocrualaoich/kernel_density#98c5fb6f9989d9bb6db19adc134cdbd32512d41e"
+version = "0.0.3"
+source = "git+https://github.com/quinn-dougherty/kernel_density#c044758c96ae0c4666523a38449f3dbd0d4695cd"
 dependencies = [
- "rand 0.3.23",
- "special-fun",
+ "rand 0.4.6",
 ]
 
 [[package]]
@@ -441,16 +440,6 @@ dependencies = [
  "wee_alloc",
 ]
 
-[[package]]
-name = "rand"
-version = "0.3.23"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "64ac302d8f83c0c1974bf758f6b041c6c8ada916fbb44a609158ca8b064cc76c"
-dependencies = [
- "libc",
- "rand 0.4.6",
-]
-
 [[package]]
 name = "rand"
 version = "0.4.6"
@@ -589,12 +578,6 @@ dependencies = [
  "serde",
 ]
 
-[[package]]
-name = "special-fun"
-version = "0.1.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5cde43d93062bf8040a0d30f83a8b40b2756af55ba048e007ee7c81e02276b81"
-
 [[package]]
 name = "statistics"
 version = "0.4.1"
diff --git a/packages/mc/Cargo.toml b/packages/mc/Cargo.toml
index 325f1307..a1904993 100644
--- a/packages/mc/Cargo.toml
+++ b/packages/mc/Cargo.toml
@@ -52,7 +52,7 @@ rand = "0.8.5"
 getrandom = { version = "0.2.7", features = ["js"] }
 # rand_distr = "0.4.3"
 statistics = "0.4.1"
-kernel_density = { git = "https://github.com/daithiocrualaoich/kernel_density" }
+kernel_density = { git = "https://github.com/quinn-dougherty/kernel_density", version = "0.0.3" }
 cached = { version = "0.38.0", features = ["wasm"] }
 # instant = { git = "https://github.com/sebcrozet/instant", features = ["wasm-bindgen"] }
 # The `console_error_panic_hook` crate provides better debugging of panics by
diff --git a/packages/mc/src/lib.rs b/packages/mc/src/lib.rs
index 47e961fe..ce79c0fd 100644
--- a/packages/mc/src/lib.rs
+++ b/packages/mc/src/lib.rs
@@ -20,12 +20,12 @@ pub fn sample_n(samples: Box<[f32]>, num_samples: i32) -> Vec<f32> {
     monte_carlo::sample_n(samples_vec, num_samples)
 }
 
-// #[wasm_bindgen]
-// pub fn samples_to_continuous_pdf(samples: Box<[f64]>, bandwidth: f64) -> JsValue {
-//    #[cfg(debug_assertions)]
-//    console_error_panic_hook::set_once();
-//
-//    let samples_vec = Vec::from(samples);
-//    let pdf = monte_carlo::samples_to_continuous_pdf(samples_vec, bandwidth);
-//    serde_wasm_bindgen::to_value(&pdf).unwrap()
-//}
+#[wasm_bindgen]
+pub fn samples_to_continuous_pdf(samples: Box<[f64]>, bandwidth: f64) -> JsValue {
+    #[cfg(debug_assertions)]
+    console_error_panic_hook::set_once();
+
+    let samples_vec = Vec::from(samples);
+    let pdf = monte_carlo::samples_to_continuous_pdf(samples_vec, bandwidth);
+    serde_wasm_bindgen::to_value(&pdf).unwrap()
+}