diff --git a/apps/html-renderer/app/package.json b/apps/html-renderer/app/package.json
index 34824502..c85ad10d 100644
--- a/apps/html-renderer/app/package.json
+++ b/apps/html-renderer/app/package.json
@@ -37,7 +37,7 @@
 	"devDependencies": {
 		"@types/ws": "^8.18.1",
 		"archiver": "^7.0.1",
-		"electron": "35.7.5",
+		"electron": "39.8.5",
 		"electron-builder": "^24.13.3",
 		"lerna": "^9.0.7",
 		"rimraf": "^6.1.3"
diff --git a/yarn.lock b/yarn.lock
index 208e6667..54f0a457 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1483,7 +1483,7 @@ __metadata:
     "@sofie-package-manager/api": "npm:1.53.0"
     "@types/ws": "npm:^8.18.1"
     archiver: "npm:^7.0.1"
-    electron: "npm:35.7.5"
+    electron: "npm:39.8.5"
     electron-builder: "npm:^24.13.3"
     lerna: "npm:^9.0.7"
     portfinder: "npm:^1.0.38"
@@ -7238,16 +7238,16 @@ __metadata:
   languageName: node
   linkType: hard
 
-"electron@npm:35.7.5":
-  version: 35.7.5
-  resolution: "electron@npm:35.7.5"
+"electron@npm:39.8.5":
+  version: 39.8.5
+  resolution: "electron@npm:39.8.5"
   dependencies:
     "@electron/get": "npm:^2.0.0"
     "@types/node": "npm:^22.7.7"
     extract-zip: "npm:^2.0.1"
   bin:
     electron: cli.js
-  checksum: 10/f3757f0b6f21ddd5ebf8b83becdaa3e47dc13473e5375e6e6aee638d7029e73d08d6a4170b37ad8c594057da139e7cdf4c8b82b70c2c1ad0306abdcc274c5fee
+  checksum: 10/2cb90b9fcb8efbf434ee45a358623145ed0a59e820ddce778f17265a55d46e7aa6e5ddc245da1a4fc687ea86ff3c53d83aeb153fc48ba626f7de7643a1227f74
   languageName: node
   linkType: hard