diff --git a/package.json b/package.json
index 04853eb..070de9e 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
     "dist"
   ],
   "scripts": {
-    "build": "tsup && yarn build:types",
+    "build": "tsup --clean && yarn build:types",
     "build:docs": "typedoc",
     "build:types": "tsc --project tsconfig.build.json",
     "lint": "yarn lint:eslint && yarn lint:constraints && yarn lint:misc --check && yarn lint:dependencies --check && yarn lint:changelog",
diff --git a/scripts/prepack.sh b/scripts/prepack.sh
index d14605d..ad99af5 100755
--- a/scripts/prepack.sh
+++ b/scripts/prepack.sh
@@ -8,4 +8,4 @@ if [[ -n $SKIP_PREPACK ]]; then
   exit 0
 fi
 
-yarn build:clean
+yarn build