diff --git a/docs/kcl/modules.md b/docs/kcl/modules.md
index 7d49dc963..5cc34b605 100644
--- a/docs/kcl/modules.md
+++ b/docs/kcl/modules.md
@@ -12,7 +12,7 @@ to other modules.
 
 ```
 // util.kcl
-export fn increment = (x) => {
+export fn increment(x) {
   return x + 1
 }
 ```
@@ -37,11 +37,11 @@ Multiple functions can be exported in a file.
 
 ```
 // util.kcl
-export fn increment = (x) => {
+export fn increment(x) {
   return x + 1
 }
 
-export fn decrement = (x) => {
+export fn decrement(x) {
   return x - 1
 }
 ```
diff --git a/docs/kcl/types.md b/docs/kcl/types.md
index 673db9c3f..5e786e0af 100644
--- a/docs/kcl/types.md
+++ b/docs/kcl/types.md
@@ -54,7 +54,7 @@ We also have support for defining your own functions. Functions can take in any
 type of argument. Below is an example of the syntax:
 
 ```
-fn myFn = (x) => {
+fn myFn(x) {
   return x
 }
 ```
@@ -118,7 +118,7 @@ use the tag `rectangleSegmentA001` in any function or expression in the file.
 However if the code was written like this:
 
 ```
-fn rect = (origin) => {
+fn rect(origin) {
   return startSketchOn('XZ')
     |> startProfileAt(origin, %)
     |> angledLine([0, 191.26], %, $rectangleSegmentA001)
@@ -146,7 +146,7 @@ Tags are accessible through the sketch group they are declared in.
 For example the following code works.
 
 ```
-fn rect = (origin) => {
+fn rect(origin) {
   return startSketchOn('XZ')
     |> startProfileAt(origin, %)
     |> angledLine([0, 191.26], %, $rectangleSegmentA001)
diff --git a/package.json b/package.json
index f3b222d54..3ab3d9e25 100644
--- a/package.json
+++ b/package.json
@@ -192,7 +192,7 @@
     "eslint-plugin-css-modules": "^2.12.0",
     "eslint-plugin-import": "^2.30.0",
     "eslint-plugin-suggest-no-throw": "^1.0.0",
-    "happy-dom": "^15.10.2",
+    "happy-dom": "^15.11.7",
     "http-server": "^14.1.1",
     "husky": "^9.1.5",
     "kill-port": "^2.0.1",
@@ -212,7 +212,7 @@
     "vite-tsconfig-paths": "^4.3.2",
     "vitest": "^1.6.0",
     "vitest-webgl-canvas-mock": "^1.1.0",
-    "wasm-pack": "^0.13.0",
+    "wasm-pack": "^0.13.1",
     "ws": "^8.17.0",
     "yarn": "^1.22.22"
   }
diff --git a/src/components/ModelingMachineProvider.tsx b/src/components/ModelingMachineProvider.tsx
index c5585f60f..f642cceae 100644
--- a/src/components/ModelingMachineProvider.tsx
+++ b/src/components/ModelingMachineProvider.tsx
@@ -83,7 +83,7 @@ import { getVarNameModal } from 'hooks/useToolbarGuards'
 import { err, reportRejection, trap } from 'lib/trap'
 import { useCommandsContext } from 'hooks/useCommandsContext'
 import { modelingMachineEvent } from 'editor/manager'
-import { hasValidEdgeTreatmentSelection } from 'lang/modifyAst/addFillet'
+import { hasValidEdgeTreatmentSelection } from 'lang/modifyAst/addEdgeTreatment'
 import {
   ExportIntent,
   EngineConnectionStateType,
diff --git a/src/lang/modifyAst/addFillet.test.ts b/src/lang/modifyAst/addEdgeTreatment.test.ts
similarity index 99%
rename from src/lang/modifyAst/addFillet.test.ts
rename to src/lang/modifyAst/addEdgeTreatment.test.ts
index 12508c92f..e939dffc1 100644
--- a/src/lang/modifyAst/addFillet.test.ts
+++ b/src/lang/modifyAst/addEdgeTreatment.test.ts
@@ -18,7 +18,7 @@ import {
   FilletParameters,
   ChamferParameters,
   EdgeTreatmentParameters,
-} from './addFillet'
+} from './addEdgeTreatment'
 import { getNodeFromPath, getNodePathFromSourceRange } from '../queryAst'
 import { createLiteral } from 'lang/modifyAst'
 import { err } from 'lib/trap'
diff --git a/src/lang/modifyAst/addFillet.ts b/src/lang/modifyAst/addEdgeTreatment.ts
similarity index 100%
rename from src/lang/modifyAst/addFillet.ts
rename to src/lang/modifyAst/addEdgeTreatment.ts
diff --git a/src/machines/modelingMachine.ts b/src/machines/modelingMachine.ts
index 58bdf4082..eff6072b1 100644
--- a/src/machines/modelingMachine.ts
+++ b/src/machines/modelingMachine.ts
@@ -51,7 +51,7 @@ import {
   applyEdgeTreatmentToSelection,
   EdgeTreatmentType,
   FilletParameters,
-} from 'lang/modifyAst/addFillet'
+} from 'lang/modifyAst/addEdgeTreatment'
 import { getNodeFromPath } from '../lang/queryAst'
 import {
   applyConstraintEqualAngle,
diff --git a/src/wasm-lib/Cargo.lock b/src/wasm-lib/Cargo.lock
index c481905ab..7d4d6fcf9 100644
--- a/src/wasm-lib/Cargo.lock
+++ b/src/wasm-lib/Cargo.lock
@@ -1706,7 +1706,7 @@ dependencies = [
 
 [[package]]
 name = "kcl-lib"
-version = "0.2.26"
+version = "0.2.27"
 dependencies = [
  "anyhow",
  "approx 0.5.1",
diff --git a/src/wasm-lib/kcl/Cargo.toml b/src/wasm-lib/kcl/Cargo.toml
index ba1c17e2d..95d28749a 100644
--- a/src/wasm-lib/kcl/Cargo.toml
+++ b/src/wasm-lib/kcl/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "kcl-lib"
 description = "KittyCAD Language implementation and tools"
-version = "0.2.26"
+version = "0.2.27"
 edition = "2021"
 license = "MIT"
 repository = "https://github.com/KittyCAD/modeling-app"
@@ -16,7 +16,10 @@ async-recursion = "1.1.1"
 async-trait = "0.1.83"
 base64 = "0.22.1"
 chrono = "0.4.38"
-clap = { version = "4.5.21", default-features = false, optional = true, features = ["std", "derive"] }
+clap = { version = "4.5.21", default-features = false, optional = true, features = [
+    "std",
+    "derive",
+] }
 convert_case = "0.6.0"
 dashmap = "6.1.0"
 databake = { version = "0.1.8", features = ["derive"] }
@@ -38,16 +41,32 @@ miette = "7.2.0"
 mime_guess = "2.0.5"
 parse-display = "0.9.1"
 pyo3 = { version = "0.22.6", optional = true }
-reqwest = { version = "0.12", default-features = false, features = ["stream", "rustls-tls"] }
+reqwest = { version = "0.12", default-features = false, features = [
+    "stream",
+    "rustls-tls",
+] }
 ropey = "1.6.1"
-schemars = { version = "0.8.17", features = ["impl_json_schema", "indexmap2", "url", "uuid1", "preserve_order"] }
+schemars = { version = "0.8.17", features = [
+    "impl_json_schema",
+    "indexmap2",
+    "url",
+    "uuid1",
+    "preserve_order",
+] }
 serde = { version = "1.0.214", features = ["derive"] }
 serde_json = "1.0.128"
 sha2 = "0.10.8"
 tabled = { version = "0.15.0", optional = true }
 thiserror = "2.0.0"
 toml = "0.8.19"
-ts-rs = { version = "10.0.0", features = ["uuid-impl", "url-impl", "chrono-impl", "indexmap-impl", "no-serde-warnings", "serde-json-impl"] }
+ts-rs = { version = "10.0.0", features = [
+    "uuid-impl",
+    "url-impl",
+    "chrono-impl",
+    "indexmap-impl",
+    "no-serde-warnings",
+    "serde-json-impl",
+] }
 url = { version = "2.5.3", features = ["serde"] }
 urlencoding = "2.1.3"
 uuid = { version = "1.11.0", features = ["v4", "js", "serde"] }
@@ -59,7 +78,9 @@ zip = { version = "2.0.0", default-features = false }
 [target.'cfg(target_arch = "wasm32")'.dependencies]
 js-sys = { version = "0.3.72" }
 tokio = { version = "1.41.1", features = ["sync", "time"] }
-tower-lsp = { version = "0.20.0", default-features = false, features = ["runtime-agnostic"] }
+tower-lsp = { version = "0.20.0", default-features = false, features = [
+    "runtime-agnostic",
+] }
 wasm-bindgen = "0.2.91"
 wasm-bindgen-futures = "0.4.44"
 web-sys = { version = "0.3.72", features = ["console"] }
@@ -68,7 +89,9 @@ web-sys = { version = "0.3.72", features = ["console"] }
 approx = "0.5"
 bson = { version = "2.13.0", features = ["uuid-1", "chrono"] }
 tokio = { version = "1.41.1", features = ["full"] }
-tokio-tungstenite = { version = "0.24.0", features = ["rustls-tls-native-roots"] }
+tokio-tungstenite = { version = "0.24.0", features = [
+    "rustls-tls-native-roots",
+] }
 tower-lsp = { version = "0.20.0", features = ["proposed"] }
 
 [features]
diff --git a/src/wasm-lib/kcl/tests/sketch_on_face_end_negative_extrude/rendered_model.png b/src/wasm-lib/kcl/tests/sketch_on_face_end_negative_extrude/rendered_model.png
index 847922f00..31d2b08af 100644
Binary files a/src/wasm-lib/kcl/tests/sketch_on_face_end_negative_extrude/rendered_model.png and b/src/wasm-lib/kcl/tests/sketch_on_face_end_negative_extrude/rendered_model.png differ
diff --git a/yarn.lock b/yarn.lock
index f5c070cba..5e4f0f8e4 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5511,11 +5511,16 @@ flux@^4.0.1:
     fbemitter "^3.0.0"
     fbjs "^3.0.1"
 
-follow-redirects@^1.0.0, follow-redirects@^1.14.8:
+follow-redirects@^1.0.0:
   version "1.15.6"
   resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.15.6.tgz#7f815c0cda4249c74ff09e95ef97c23b5fd0399b"
   integrity sha512-wWN62YITEaOpSK584EZXJafH1AGpO8RVgElfkuXbTOrPX4fIfOyEpW/CsiNd8JdYrAoOvafRTOEnvsO++qCqFA==
 
+follow-redirects@^1.14.8:
+  version "1.15.9"
+  resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.15.9.tgz#a604fa10e443bf98ca94228d9eebcc2e8a2c8ee1"
+  integrity sha512-gew4GsXizNgdoRyqmyfMHyAmXsZDk6mHkSxZFCzW9gwlbtOW44CDtYavM+y+72qD/Vq2l550kMF52DT8fOLJqQ==
+
 for-each@^0.3.3:
   version "0.3.3"
   resolved "https://registry.yarnpkg.com/for-each/-/for-each-0.3.3.tgz#69b447e88a0a5d32c3e7084f3f1710034b21376e"
@@ -5931,10 +5936,10 @@ graphemer@^1.4.0:
   resolved "https://registry.yarnpkg.com/graphemer/-/graphemer-1.4.0.tgz#fb2f1d55e0e3a1849aeffc90c4fa0dd53a0e66c6"
   integrity sha512-EtKwoO6kxCL9WO5xipiHTZlSzBm7WLT627TqC/uVRd0HKmq8NXyebnNYxDoBi7wt8eTWrUrKXCOVaFq9x1kgag==
 
-happy-dom@^15.10.2:
-  version "15.10.2"
-  resolved "https://registry.yarnpkg.com/happy-dom/-/happy-dom-15.10.2.tgz#14ae6652d1a80d2611e3f5832cb61ab5e2d1b539"
-  integrity sha512-NbA5XrSovenJIIcfixCREX3ZnV7yHP4phhbfuxxf4CPn+LZpz/jIM9EqJ2DrPwgVDSMoAKH3pZwQvkbsSiCrUw==
+happy-dom@^15.11.7:
+  version "15.11.7"
+  resolved "https://registry.yarnpkg.com/happy-dom/-/happy-dom-15.11.7.tgz#db9854f11e5dd3fd4ab20cbbcfdf7bd9e17cd971"
+  integrity sha512-KyrFvnl+J9US63TEzwoiJOQzZBJY7KgBushJA8X61DMbNsH+2ONkDuLDnCnwUiPTF42tLoEmrPyoqbenVA5zrg==
   dependencies:
     entities "^4.5.0"
     webidl-conversions "^7.0.0"
@@ -9691,10 +9696,10 @@ warning@^4.0.3:
   dependencies:
     loose-envify "^1.0.0"
 
-wasm-pack@^0.13.0:
-  version "0.13.0"
-  resolved "https://registry.yarnpkg.com/wasm-pack/-/wasm-pack-0.13.0.tgz#c2637e0129e1854735f3daead45d92165d54709d"
-  integrity sha512-AmboGZEnZoIcVCzSlkLEmNFEqJN+IwgshJ5S7pi30uNUTce4LvWkifQzsQRxnWj47G8gkqZxlyGlyQplsnIS7w==
+wasm-pack@^0.13.1:
+  version "0.13.1"
+  resolved "https://registry.yarnpkg.com/wasm-pack/-/wasm-pack-0.13.1.tgz#345701522420ad74a5b584f1bdaf6db8c264cb54"
+  integrity sha512-P9exD4YkjpDbw68xUhF3MDm/CC/3eTmmthyG5bHJ56kalxOTewOunxTke4SyF8MTXV6jUtNjXggPgrGmMtczGg==
   dependencies:
     binary-install "^1.0.1"