diff --git a/electron-builder.json5 b/electron-builder.json5
index 58f3e0742..dafe8c690 100644
--- a/electron-builder.json5
+++ b/electron-builder.json5
@@ -10,6 +10,17 @@
     "**/*.node"
   ],
   "productName": "Openscreen",
+  // There is deliberately no `electronVersion` here. electron-builder needs an EXACT
+  // version because it downloads the binaries for one release, and it takes that from
+  // package.json's `electron` devDependency, which is pinned without a caret for this
+  // reason. Setting it here as well would make the version two facts that have to agree,
+  // and nothing would notice when they stopped.
+  //
+  // The error that leads people here is "Electron version ... is a range, not a fixed
+  // version", raised when the project has no `node_modules/electron` of its own — a git
+  // worktree, typically, where module resolution finds the parent checkout's copy but
+  // electron-builder looks only at the project's. The fix is `npm ci` in the worktree, not
+  // a second declaration of the version.
   // Declared rather than left to default BECAUSE the default is package.json's `author` — one
   // name, where LICENSE has two holders. Feeds Info.plist's NSHumanReadableCopyright and the
   // Windows LegalCopyright, so leaving it implicit put an attribution on the binary that the
diff --git a/package-lock.json b/package-lock.json
index 089d62674..364c07429 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -7,13 +7,13 @@
 		"": {
 			"name": "openscreen",
 			"version": "1.10.0",
+			"license": "MIT",
 			"dependencies": {
 				"@fix-webm-duration/fix": "^1.0.1",
 				"@langchain/anthropic": "^1.3.26",
 				"@langchain/core": "^1.1.44",
 				"@langchain/mistralai": "^1.0.8",
 				"@langchain/openai": "^1.4.2",
-				"@mediapipe/selfie_segmentation": "^0.1.1675465747",
 				"@radix-ui/react-accordion": "^1.2.12",
 				"@radix-ui/react-dialog": "^1.1.15",
 				"@radix-ui/react-dropdown-menu": "^2.1.16",
@@ -67,7 +67,7 @@
 				"@types/react-dom": "^18.3.7",
 				"@vitejs/plugin-react": "^5.2.0",
 				"autoprefixer": "^10.5.0",
-				"electron": "^41.2.1",
+				"electron": "41.2.1",
 				"electron-builder": "^26.15.3",
 				"esbuild": "^0.28.1",
 				"fast-check": "^4.7.0",
@@ -2142,12 +2142,6 @@
 				"node": ">= 10.0.0"
 			}
 		},
-		"node_modules/@mediapipe/selfie_segmentation": {
-			"version": "0.1.1675465747",
-			"resolved": "https://registry.npmjs.org/@mediapipe/selfie_segmentation/-/selfie_segmentation-0.1.1675465747.tgz",
-			"integrity": "sha512-IxYxNhwE5VwOm52L1yoFWYLP7q9Pd+NJjzOC5tlepfvEGaY3o9hslhUrx9BgseqdfZtKSDtd/4NfCSMjNzQalA==",
-			"license": "Apache-2.0"
-		},
 		"node_modules/@mistralai/mistralai": {
 			"version": "2.2.1",
 			"resolved": "https://registry.npmjs.org/@mistralai/mistralai/-/mistralai-2.2.1.tgz",
diff --git a/package.json b/package.json
index 24891039d..8a630d3b5 100644
--- a/package.json
+++ b/package.json
@@ -154,7 +154,7 @@
 		"@types/react-dom": "^18.3.7",
 		"@vitejs/plugin-react": "^5.2.0",
 		"autoprefixer": "^10.5.0",
-		"electron": "^41.2.1",
+		"electron": "41.2.1",
 		"electron-builder": "^26.15.3",
 		"esbuild": "^0.28.1",
 		"fast-check": "^4.7.0",