diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 798809a..9ccad6b 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -53,6 +53,7 @@ jobs:
           htmlCacheControl: no-cache
           imageCacheControl: max-age=864001
           otherCacheControl: max-age=2592001
+          pdfCacheControl: no-cache
           skipSetting: false
           # not support recursive pattern **
           exclude: |
diff --git a/action.yml b/action.yml
index abb8be0..af1ebf9 100644
--- a/action.yml
+++ b/action.yml
@@ -51,6 +51,10 @@ inputs:
     description: 'Cache-Control for image'
     required: false
     default: 'max-age=864000'
+  pdfCacheControl: 
+    description: 'Cache-Control for PDF'
+    required: false
+    default: 'max-age=2592000'
   otherCacheControl:
     description: 'Cache-Control for other files'
     required: false
@@ -73,4 +77,6 @@ runs:
     HTML_CACHE_CONTROL: ${{ inputs.htmlCacheControl }}
     IMAGE_CACHE_CONTROL: ${{ inputs.imageCacheControl }}
     OTHER_CACHE_CONTROL: ${{ inputs.otherCacheControl }}
+    PDF_CACHE_CONTROL: ${{ inputs.pdfCacheControl }}
+
     
diff --git a/config/config.go b/config/config.go
index f489b0a..9939690 100644
--- a/config/config.go
+++ b/config/config.go
@@ -21,13 +21,14 @@ var (
 	Client          *oss.Client
 	Bucket          *oss.Bucket
 	SkipSetting     bool
-	IsIncremental     bool
+	IsIncremental   bool
 
 	IndexPage         string
 	NotFoundPage      string
 	HTMLCacheControl  string
 	ImageCacheControl string
 	OtherCacheControl string
+	PDFCacheControl   string
 )
 
 func init() {
@@ -49,6 +50,7 @@ func init() {
 	HTMLCacheControl = utils.Getenv("HTML_CACHE_CONTROL", "no-cache")
 	ImageCacheControl = utils.Getenv("IMAGE_CACHE_CONTROL", "max-age=864000")
 	OtherCacheControl = utils.Getenv("OTHER_CACHE_CONTROL", "max-age=2592000")
+	PDFCacheControl = utils.Getenv("PDF_CACHE_CONTROL", "max-age=2592000")
 
 	currentPath, err := os.Getwd()
 	if err != nil {
@@ -57,8 +59,8 @@ func init() {
 	fmt.Printf("current directory: %s\n", currentPath)
 	fmt.Printf("endpoint: %s\nbucketName: %s\nfolder: %s\nincremental: %t\nexclude: %v\nindexPage: %s\nnotFoundPage: %s\nisCname: %t\nskipSetting: %t\n",
 		Endpoint, BucketName, Folder, IsIncremental, Exclude, IndexPage, NotFoundPage, IsCname, SkipSetting)
-	fmt.Printf("HTMLCacheControl: %s\nimageCacheControl: %s\notherCacheControl: %s\n",
-		HTMLCacheControl, ImageCacheControl, OtherCacheControl)
+	fmt.Printf("HTMLCacheControl: %s\nimageCacheControl: %s\notherCacheControl: %s\npdfCacheControl: %s\n",
+		HTMLCacheControl, ImageCacheControl, OtherCacheControl, PDFCacheControl)
 
 	Client, err = oss.New(Endpoint, AccessKeyID, AccessKeySecret, oss.UseCname(IsCname))
 	if err != nil {
diff --git a/main_test.go b/main_test.go
index 6a97200..ac28be8 100644
--- a/main_test.go
+++ b/main_test.go
@@ -127,6 +127,8 @@ func testUploadIncrementalFirst(t *testing.T) {
 		cacheControl := props.Get("Cache-Control")
 		if utils.IsImage(u.ObjectKey) {
 			assert.Equal(config.ImageCacheControl, cacheControl)
+		} else if utils.IsPDF(u.ObjectKey) {
+			assert.Equal(config.PDFCacheControl, cacheControl)
 		} else if utils.IsHTML(u.ObjectKey) {
 			assert.Equal(config.HTMLCacheControl, cacheControl)
 		} else {
diff --git a/operation/upload.go b/operation/upload.go
index 7745fd9..40fe312 100644
--- a/operation/upload.go
+++ b/operation/upload.go
@@ -86,6 +86,8 @@ func getCacheControlOption(item *utils.FileInfoType) oss.Option {
 		// pic name may not contains hash, so use different strategy
 		// 10 days
 		value = config.ImageCacheControl
+	} else if utils.IsPDF(filename) {
+		value = config.PDFCacheControl
 	} else {
 		// static assets like .js .css, use contentHash in file name, so html can update these files.
 		// 30 days
diff --git "a/testdata/group1/\350\256\272\351\233\252\350\216\261\343\200\212\347\210\261\347\232\204\345\223\262\345\255\246\343\200\213\344\270\255\347\232\204\346\240\271\351\232\220\345\226\273.pdf" "b/testdata/group1/\350\256\272\351\233\252\350\216\261\343\200\212\347\210\261\347\232\204\345\223\262\345\255\246\343\200\213\344\270\255\347\232\204\346\240\271\351\232\220\345\226\273.pdf"
new file mode 100644
index 0000000..8cb7969
Binary files /dev/null and "b/testdata/group1/\350\256\272\351\233\252\350\216\261\343\200\212\347\210\261\347\232\204\345\223\262\345\255\246\343\200\213\344\270\255\347\232\204\346\240\271\351\232\220\345\226\273.pdf" differ
diff --git a/utils/ext.go b/utils/ext.go
index efa6f3f..0f0e9d4 100644
--- a/utils/ext.go
+++ b/utils/ext.go
@@ -10,6 +10,11 @@ func IsHTML(filename string) bool {
 	return strings.HasSuffix(strings.ToLower(filename), ".html")
 }
 
+// IsPDF is used to determine if a file is PDF
+func IsPDF(filename string) bool {
+	return strings.HasSuffix(strings.ToLower(filename), ".pdf")
+}
+
 // IsImage is used to determine if a file is image
 func IsImage(filename string) bool {
 	imageExts := []string{