diff --git a/.changeset/witty-cows-notice.md b/.changeset/witty-cows-notice.md
new file mode 100644
index 00000000..fdf53825
--- /dev/null
+++ b/.changeset/witty-cows-notice.md
@@ -0,0 +1,5 @@
+---
+'@svelte-put/inline-svg': patch
+---
+
+make sure path separator is in POSIX format when generating source typings (fixes 320)
diff --git a/packages/inline-svg/src/vite/internals.js b/packages/inline-svg/src/vite/internals.js
index 68086e8b..eacd0fb1 100644
--- a/packages/inline-svg/src/vite/internals.js
+++ b/packages/inline-svg/src/vite/internals.js
@@ -36,7 +36,7 @@ export function generateSourceTyping(sources, config, out) {
 		for (const dir of directories) {
 			const files = findSvgRecursively(dir);
 			for (const file of files) {
-				const svg = path.relative(dir, file).replace('.svg', '');
+				let svg = path.posix.relative(dir, file).replace('.svg', '');
 				svgs.add(`'${svg}'`);
 			}
 		}