diff --git a/src/components/searchModes/fuzzyMode.test.ts b/src/components/searchModes/fuzzyMode.test.ts
new file mode 100644
index 0000000..5a82b6c
--- /dev/null
+++ b/src/components/searchModes/fuzzyMode.test.ts
@@ -0,0 +1,70 @@
+import { fuzzyMode } from './fuzzyMode'
+
+type TreeNodeSource = {
+  [key: string]: true | TreeNodeSource
+}
+
+function createTreeNode(source: TreeNodeSource, name: string = '', paths: string[] = []): TreeNode {
+  const subPaths = paths.concat(name)
+  return {
+    name,
+    path: subPaths.join('/'),
+    type: 'tree',
+    contents: Object.entries(source).map(([key, value]) => {
+      return value === true
+        ? {
+            name: key,
+            path: subPaths.concat(key).join('/'),
+            type: 'blob',
+          }
+        : createTreeNode(value, key, subPaths)
+    }),
+  }
+}
+
+const node = createTreeNode({
+  a: {
+    b: {
+      ['c.json']: true,
+    },
+  },
+})
+
+it(`finds the items that matches all search key chars`, () => {
+  // a/b/c.json
+  // "b" =>
+  //     ✅a/b
+  //     ❌a
+  expect(fuzzyMode.getSearchParams('b')?.matchNode(node.contents?.[0].contents?.[0]!)).toBe(true)
+  expect(fuzzyMode.getSearchParams('b')?.matchNode(node.contents?.[0]!)).toBe(false)
+})
+
+it(`excludes files under the dir that matches last search key char`, () => {
+  // a/b/c.json
+  // "b" =>
+  //     ❌a/b/c.json
+  expect(
+    fuzzyMode.getSearchParams('b')?.matchNode(node.contents?.[0].contents?.[0].contents?.[0]!),
+  ).toBe(false)
+  expect(
+    fuzzyMode.getSearchParams('tooltip')?.matchNode({
+      name: '',
+      type: 'tree',
+      path: '/components/tooltip',
+    }),
+  ).toBe(true)
+  expect(
+    fuzzyMode.getSearchParams('tooltip')?.matchNode({
+      name: '',
+      type: 'blob',
+      path: '/components/tooltip/x',
+    }),
+  ).toBe(false)
+  expect(
+    fuzzyMode.getSearchParams('tooltip/')?.matchNode({
+      name: '',
+      type: 'blob',
+      path: '/components/tooltip/x',
+    }),
+  ).toBe(true)
+})
diff --git a/src/components/searchModes/fuzzyMode.tsx b/src/components/searchModes/fuzzyMode.tsx
index b2e495b..ad71595 100644
--- a/src/components/searchModes/fuzzyMode.tsx
+++ b/src/components/searchModes/fuzzyMode.tsx
@@ -8,8 +8,11 @@ export const fuzzyMode: ModeShape = {
   getSearchParams(searchKey) {
     if (!searchKey) return null
 
-    const matchNode = (node: TreeNode) =>
-      fuzzyMatch(searchKey, hasUpperCase(searchKey) ? node.path : node.path.toLowerCase())
+    const matchNode = (node: TreeNode) => {
+      const path = hasUpperCase(searchKey) ? node.path : node.path.toLowerCase()
+      const { match, lastIndex } = fuzzyMatch(searchKey, path)
+      return match && (searchKey[searchKey.length - 1] === '/' || lastIndex > path.lastIndexOf('/'))
+    }
     return {
       matchNode,
     }
@@ -32,7 +35,10 @@ export const fuzzyMode: ModeShape = {
       progress += chunk.length + 1 // not neat side effect in map function
       return (
         <span key={index} className={cx({ prefix: index + 1 !== chunks.length })}>
-          <HighlightOnIndexes indexes={highlightIndexes} text={index + 1 === chunks.length ? chunk : chunk + '/'} />
+          <HighlightOnIndexes
+            indexes={highlightIndexes}
+            text={index + 1 === chunks.length ? chunk : chunk + '/'}
+          />
         </span>
       )
     })
@@ -45,7 +51,10 @@ function fuzzyMatch(input: string, sample: string) {
   while (i < input.length && j < sample.length) {
     if (input[i] === sample[j++]) i++
   }
-  return i === input.length
+  return {
+    lastIndex: j - 1,
+    match: i === input.length,
+  }
 }
 
 function fuzzyMatchIndexes(input: string, sample: string, shift: number = 0) {