diff --git a/app/assets/javascripts/discourse/package.json b/app/assets/javascripts/discourse/package.json
index dec69fd9234..b6f1e8b9fac 100644
--- a/app/assets/javascripts/discourse/package.json
+++ b/app/assets/javascripts/discourse/package.json
@@ -119,7 +119,7 @@
     "select-kit": "workspace:1.0.0",
     "sinon": "^19.0.2",
     "source-map": "^0.7.4",
-    "terser": "^5.33.0",
+    "terser": "^5.34.1",
     "testem": "^3.15.2",
     "truth-helpers": "workspace:1.0.0",
     "util": "^0.12.5",
diff --git a/app/assets/javascripts/theme-transpiler/package.json b/app/assets/javascripts/theme-transpiler/package.json
index 5784f9d3737..224b0fc426a 100644
--- a/app/assets/javascripts/theme-transpiler/package.json
+++ b/app/assets/javascripts/theme-transpiler/package.json
@@ -19,7 +19,7 @@
     "handlebars": "^4.7.8",
     "path-browserify": "^1.0.1",
     "polyfill-crypto.getrandomvalues": "^1.0.0",
-    "terser": "^5.33.0",
+    "terser": "^5.34.1",
     "decorator-transforms": "^2.0.0"
   },
   "engines": {
diff --git a/package.json b/package.json
index ffa6b94e8a6..89f6a74a2f2 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
     "prettier": "^2.8.8",
     "puppeteer-core": "^23.4.0",
     "squoosh": "https://codeload.github.com/discourse/squoosh/tar.gz/dc9649d",
-    "terser": "^5.33.0",
+    "terser": "^5.34.1",
     "typescript": "^5.6.2"
   },
   "scripts": {
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index fdf87fd8f05..596f71dea97 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -122,8 +122,8 @@ importers:
         specifier: https://codeload.github.com/discourse/squoosh/tar.gz/dc9649d
         version: https://codeload.github.com/discourse/squoosh/tar.gz/dc9649d
       terser:
-        specifier: ^5.33.0
-        version: 5.33.0
+        specifier: ^5.34.1
+        version: 5.34.1
       typescript:
         specifier: ^5.6.2
         version: 5.6.2
@@ -571,8 +571,8 @@ importers:
         specifier: ^0.7.4
         version: 0.7.4
       terser:
-        specifier: ^5.33.0
-        version: 5.33.0
+        specifier: ^5.34.1
+        version: 5.34.1
       testem:
         specifier: ^3.15.2
         version: 3.15.2(handlebars@4.7.8)(underscore@1.13.6)
@@ -1121,8 +1121,8 @@ importers:
         specifier: ^1.0.0
         version: 1.0.0
       terser:
-        specifier: ^5.33.0
-        version: 5.33.0
+        specifier: ^5.34.1
+        version: 5.34.1
 
   app/assets/javascripts/truth-helpers:
     dependencies:
@@ -7866,8 +7866,8 @@ packages:
       uglify-js:
         optional: true
 
-  terser@5.33.0:
-    resolution: {integrity: sha512-JuPVaB7s1gdFKPKTelwUyRq5Sid2A3Gko2S0PncwdBq7kN9Ti9HPWDQ06MPsEDGsZeVESjKEnyGy68quBk1w6g==}
+  terser@5.34.1:
+    resolution: {integrity: sha512-FsJZ7iZLd/BXkz+4xrRTGJ26o/6VTjQytUk8b8OxkwcD2I+79VPJlz7qss1+zE7h8GNIScFqXcDyJ/KqBYZFVA==}
     engines: {node: '>=10'}
     hasBin: true
 
@@ -10371,7 +10371,7 @@ snapshots:
       source-map-url: 0.4.1
       style-loader: 2.0.0(webpack@5.95.0(@swc/core@1.7.26)(esbuild@0.24.0))
       supports-color: 8.1.1
-      terser: 5.33.0
+      terser: 5.34.1
       thread-loader: 3.0.4(webpack@5.95.0(@swc/core@1.7.26)(esbuild@0.24.0))
       webpack: 5.95.0(@swc/core@1.7.26)(esbuild@0.24.0)
     transitivePeerDependencies:
@@ -12318,7 +12318,7 @@ snapshots:
       lodash.defaultsdeep: 4.6.1
       matcher-collection: 2.0.1
       symlink-or-copy: 1.3.1
-      terser: 5.33.0
+      terser: 5.34.1
       walk-sync: 2.2.0
       workerpool: 6.5.1
     transitivePeerDependencies:
@@ -17727,13 +17727,13 @@ snapshots:
       jest-worker: 27.5.1
       schema-utils: 3.3.0
       serialize-javascript: 6.0.2
-      terser: 5.33.0
+      terser: 5.34.1
       webpack: 5.95.0(@swc/core@1.7.26)(esbuild@0.24.0)
     optionalDependencies:
       '@swc/core': 1.7.26
       esbuild: 0.24.0
 
-  terser@5.33.0:
+  terser@5.34.1:
     dependencies:
       '@jridgewell/source-map': 0.3.3
       acorn: 8.12.1