diff --git a/.changeset/thin-buckets-behave.md b/.changeset/thin-buckets-behave.md
new file mode 100644
index 0000000000..41e1fd2f7b
--- /dev/null
+++ b/.changeset/thin-buckets-behave.md
@@ -0,0 +1,5 @@
+---
+"@medusajs/utils": patch
+---
+
+fix(plugins): plugin admin folder loading with backslash on Windows
diff --git a/packages/core/utils/src/common/get-resolved-plugins.ts b/packages/core/utils/src/common/get-resolved-plugins.ts
index a1c5d7f0b6..2661d4e7b1 100644
--- a/packages/core/utils/src/common/get-resolved-plugins.ts
+++ b/packages/core/utils/src/common/get-resolved-plugins.ts
@@ -97,7 +97,7 @@ async function resolvePlugin(
   const adminConfig = hasAdmin
     ? {
         type: isAdminLocal ? ("local" as const) : ("package" as const),
-        resolve: path.join(
+        resolve: path.posix.join(
           isAdminLocal ? pluginStaticOptions.srcDir : name,
           "admin"
         ),