diff --git a/packages/sites/clinepi-site/package.json b/packages/sites/clinepi-site/package.json
index ffb290e200..0922b42317 100644
--- a/packages/sites/clinepi-site/package.json
+++ b/packages/sites/clinepi-site/package.json
@@ -5,7 +5,7 @@
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1",
     "start": "veupathdb-react-scripts run-site-dev-server --config webpack.config.local.mjs",
-    "bundle:dev": "rm -rf dist && webpack",
+    "bundle:dev": "rm -rf dist && BROWSERSLIST_ENV=modern webpack --mode=development",
     "bundle:npm": "rm -rf dist && BROWSERSLIST_ENV=modern webpack --mode=production && BROWSERSLIST_ENV=legacy webpack --mode=production"
   },
   "keywords": [],
diff --git a/packages/sites/genomics-site/package.json b/packages/sites/genomics-site/package.json
index ad314721e6..4134d1f4c4 100644
--- a/packages/sites/genomics-site/package.json
+++ b/packages/sites/genomics-site/package.json
@@ -5,7 +5,7 @@
   "license": "MIT",
   "scripts": {
     "start": "veupathdb-react-scripts run-site-dev-server --config webpack.config.local.mjs",
-    "bundle:dev": "rm -rf dist && webpack",
+    "bundle:dev": "rm -rf dist && BROWSERSLIST_ENV=modern webpack --mode=development",
     "bundle:npm": "rm -rf dist && BROWSERSLIST_ENV=modern webpack --mode=production && BROWSERSLIST_ENV=legacy webpack --mode=production"
   },
   "browserslist": [
diff --git a/packages/sites/mbio-site/package.json b/packages/sites/mbio-site/package.json
index ae9bee29d7..0635c4e022 100644
--- a/packages/sites/mbio-site/package.json
+++ b/packages/sites/mbio-site/package.json
@@ -5,7 +5,7 @@
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1",
     "start": "veupathdb-react-scripts run-site-dev-server --config webpack.config.local.mjs",
-    "bundle:dev": "rm -rf dist && webpack",
+    "bundle:dev": "rm -rf dist && BROWSERSLIST_ENV=modern webpack --mode=development",
     "bundle:npm": "rm -rf dist && BROWSERSLIST_ENV=modern webpack --mode=production && BROWSERSLIST_ENV=legacy webpack --mode=production"
   },
   "keywords": [],
diff --git a/packages/sites/ortho-site/package.json b/packages/sites/ortho-site/package.json
index aed25dd8df..b05260b4f7 100644
--- a/packages/sites/ortho-site/package.json
+++ b/packages/sites/ortho-site/package.json
@@ -6,7 +6,7 @@
   "license": "MIT",
   "scripts": {
     "start": "veupathdb-react-scripts run-site-dev-server --config webpack.config.local.mjs",
-    "bundle:dev": "rm -rf dist && webpack",
+    "bundle:dev": "rm -rf dist && BROWSERSLIST_ENV=modern webpack --mode=development",
     "bundle:npm": "rm -rf dist && BROWSERSLIST_ENV=modern webpack --mode=production && BROWSERSLIST_ENV=legacy webpack --mode=production"
   },
   "browserslist": [