diff --git a/.changeset/popular-melons-pretend.md b/.changeset/popular-melons-pretend.md
new file mode 100644
index 000000000000..60859e5f32f2
--- /dev/null
+++ b/.changeset/popular-melons-pretend.md
@@ -0,0 +1,5 @@
+---
+'@astrojs/partytown': patch
+---
+
+fix partytown when base path specified