diff --git "a/test/20240705.\303\256le-de-myst-en-lego/les sous titres automatis\303\251s de youtube.jpg" "b/test/20240705.\303\256le-de-myst-en-lego/les sous titres automatis\303\251s de youtube.jpg"
new file mode 100644
index 0000000..95de200
Binary files /dev/null and "b/test/20240705.\303\256le-de-myst-en-lego/les sous titres automatis\303\251s de youtube.jpg" differ
diff --git a/test/transform-test.mjs b/test/transform-test.mjs
index 4e112ab..84999b8 100644
--- a/test/transform-test.mjs
+++ b/test/transform-test.mjs
@@ -151,6 +151,40 @@ test("Transform image file with diacritics #253", async t => {
     }
   });
 
+  let results = await elev.toJSON();
+  t.is(normalizeEscapedPaths(results[0].content), `<img src="/virtual/KkPMmHd3hP-1280.jpeg" alt="My ugly mug" width="1280" height="853">`);
+});
+
+test("Transform image file in folder with diacritics #253", async t => {
+  let elev = new Eleventy( "test", "test/_site", {
+    config: eleventyConfig => {
+      // Broken:  20240705.île-de-myst-en-lego
+      // Working: 20240705.île-de-myst-en-lego
+      eleventyConfig.addTemplate("virtual.html", `<img src="./20240705.île-de-myst-en-lego/les sous titres automatisés de youtube.jpg" alt="My ugly mug">`);
+      eleventyConfig.addPlugin(eleventyImageTransformPlugin, {
+        formats: ["auto"],
+        dryRun: true, // don’t write image files!
+        defaultAttributes: {}
+      });
+    }
+  });
+
+  let results = await elev.toJSON();
+  t.is(normalizeEscapedPaths(results[0].content), `<img src="/virtual/KkPMmHd3hP-1280.jpeg" alt="My ugly mug" width="1280" height="853">`);
+});
+
+test("Transform image file in folder with *combining* diacritics #253", async t => {
+  let elev = new Eleventy( "test", "test/_site", {
+    config: eleventyConfig => {
+      eleventyConfig.addTemplate("virtual.html", `<img src="./île-de-myst-en-lego/les sous titres automatisés de youtube.jpg" alt="My ugly mug">`);
+      eleventyConfig.addPlugin(eleventyImageTransformPlugin, {
+        formats: ["auto"],
+        dryRun: true, // don’t write image files!
+        defaultAttributes: {}
+      });
+    }
+  });
+
   let results = await elev.toJSON();
   t.is(normalizeEscapedPaths(results[0].content), `<img src="/virtual/KkPMmHd3hP-1280.jpeg" alt="My ugly mug" width="1280" height="853">`);
 });
\ No newline at end of file
diff --git "a/test/\303\256le-de-myst-en-lego/les sous titres automatis\303\251s de youtube.jpg" "b/test/\303\256le-de-myst-en-lego/les sous titres automatis\303\251s de youtube.jpg"
new file mode 100644
index 0000000..95de200
Binary files /dev/null and "b/test/\303\256le-de-myst-en-lego/les sous titres automatis\303\251s de youtube.jpg" differ