diff --git a/quartz/build.ts b/quartz/build.ts
index d9f5efc..f3adfe2 100644
--- a/quartz/build.ts
+++ b/quartz/build.ts
@@ -151,16 +151,19 @@ async function startWatching(
   const changes: ChangeEvent[] = []
   watcher
     .on("add", (fp) => {
+      fp = toPosixPath(fp)
       if (buildData.ignored(fp)) return
       changes.push({ path: fp as FilePath, type: "add" })
       void rebuild(changes, clientRefresh, buildData)
     })
     .on("change", (fp) => {
+      fp = toPosixPath(fp)
       if (buildData.ignored(fp)) return
       changes.push({ path: fp as FilePath, type: "change" })
       void rebuild(changes, clientRefresh, buildData)
     })
     .on("unlink", (fp) => {
+      fp = toPosixPath(fp)
       if (buildData.ignored(fp)) return
       changes.push({ path: fp as FilePath, type: "delete" })
       void rebuild(changes, clientRefresh, buildData)