diff --git a/package.json b/package.json
index 9c4b8eb..46920c4 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "plugins",
-  "packageManager": "yarn@4.12.0",
+  "packageManager": "yarn@4.17.0",
   "workspaces": [
     "src/common/*/",
     "src/runner/*/",
diff --git a/src/common/cse-machine/package.json b/src/common/cse-machine/package.json
index c3b1268..3e96f2c 100644
--- a/src/common/cse-machine/package.json
+++ b/src/common/cse-machine/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@sourceacademy/common-cse-machine",
   "version": "0.1.0",
-  "packageManager": "yarn@4.6.0",
+  "packageManager": "yarn@4.17.0",
   "description": "Shared protocol/types for the Source Academy CSE machine plugin pair",
   "scripts": {
     "build": "rollup -c",
diff --git a/src/common/stepper/package.json b/src/common/stepper/package.json
index eff1ec3..a73f514 100644
--- a/src/common/stepper/package.json
+++ b/src/common/stepper/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@sourceacademy/common-stepper",
   "version": "0.0.1",
-  "packageManager": "yarn@4.6.0",
+  "packageManager": "yarn@4.17.0",
   "description": "Shared, language-agnostic protocol for the Source Academy stepper plugin pair",
   "scripts": {
     "build": "rollup -c",
diff --git a/src/common/tabs/package.json b/src/common/tabs/package.json
index 0fd7cfc..474c1f6 100644
--- a/src/common/tabs/package.json
+++ b/src/common/tabs/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@sourceacademy/common-tabs",
   "version": "0.0.1",
-  "packageManager": "yarn@4.6.0",
+  "packageManager": "yarn@4.17.0",
   "description": "Common utilities for tab loading in Source Academy",
   "scripts": {
     "build": "rollup -c",
diff --git a/src/runner/cse-machine/package.json b/src/runner/cse-machine/package.json
index 5572293..8c907bc 100644
--- a/src/runner/cse-machine/package.json
+++ b/src/runner/cse-machine/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@sourceacademy/runner-cse-machine",
   "version": "1.0.0",
-  "packageManager": "yarn@4.6.0",
+  "packageManager": "yarn@4.17.0",
   "description": "The runner-side CSE machine plugin: sends evaluation snapshots to the host",
   "scripts": {
     "build": "rollup -c",
diff --git a/src/runner/stepper/package.json b/src/runner/stepper/package.json
index 9cbb721..0993b17 100644
--- a/src/runner/stepper/package.json
+++ b/src/runner/stepper/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@sourceacademy/runner-stepper",
   "version": "0.0.1",
-  "packageManager": "yarn@4.6.0",
+  "packageManager": "yarn@4.17.0",
   "description": "Language-agnostic runner plugin for the Source Academy stepper",
   "scripts": {
     "build": "rollup -c",
diff --git a/src/web/cse-machine/package.json b/src/web/cse-machine/package.json
index c9e9897..4e8975d 100644
--- a/src/web/cse-machine/package.json
+++ b/src/web/cse-machine/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@sourceacademy/web-cse-machine",
   "version": "1.0.0",
-  "packageManager": "yarn@4.6.0",
+  "packageManager": "yarn@4.17.0",
   "description": "The web/host-side CSE machine plugin: receives evaluation snapshots for rendering",
   "scripts": {
     "build": "rollup -c",
diff --git a/src/web/stepper/package.json b/src/web/stepper/package.json
index 306f2cd..cc0700b 100644
--- a/src/web/stepper/package.json
+++ b/src/web/stepper/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@sourceacademy/web-stepper",
   "version": "0.0.1",
-  "packageManager": "yarn@4.6.0",
+  "packageManager": "yarn@4.17.0",
   "description": "Host (web) plugin for the Source Academy stepper: renders evaluation steps",
   "scripts": {
     "build": "rollup -c && node wrap.mjs",
diff --git a/yarn.lock b/yarn.lock
index 00fcdd0..ad9bc46 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2,7 +2,7 @@
 # Manual changes might be lost - proceed with caution!
 
 __metadata:
-  version: 8
+  version: 10
   cacheKey: 10c0
 
 "@babel/code-frame@npm:^7.0.0, @babel/code-frame@npm:^7.27.1, @babel/code-frame@npm:^7.29.7":