diff --git a/package/PikaStdLib/PikaStdData.pyi b/package/PikaStdLib/PikaStdData.pyi
index 0ef96aa6d..4f7fa030d 100644
--- a/package/PikaStdLib/PikaStdData.pyi
+++ b/package/PikaStdLib/PikaStdData.pyi
@@ -155,7 +155,7 @@ class ByteArray:
 
 class FILEIO:
     def init(self, path: str, mode: str) -> int: ...
-    def read(self, size: int) -> any: ...
+    def read(self, *size) -> any: ...
     def write(self, s: any) -> int: ...
     def close(self): ...
     def seek(self, offset: int, *fromwhere) -> int: ...
diff --git a/package/PikaStdLib/PikaStdData_FILEIO.c b/package/PikaStdLib/PikaStdData_FILEIO.c
index a3d668ea9..b2c4f80e9 100644
--- a/package/PikaStdLib/PikaStdData_FILEIO.c
+++ b/package/PikaStdLib/PikaStdData_FILEIO.c
@@ -25,7 +25,13 @@ void PikaStdData_FILEIO_close(PikaObj* self) {
     obj_setPtr(self, "_f", NULL);
 }
 
-Arg* PikaStdData_FILEIO_read(PikaObj* self, int size) {
+Arg* PikaStdData_FILEIO_read(PikaObj* self, PikaTuple* size_) {
+    int size = 0;
+    if (pikaTuple_getSize(size_) == 0) {
+        size = -1;
+    }else{
+        size = pikaTuple_getInt(size_, 0);
+    }
     if (size <= 0) {
         /* read all */
         size = PIKA_READ_FILE_BUFF_SIZE;
diff --git a/port/linux/package/pikascript/PikaStdData.pyi b/port/linux/package/pikascript/PikaStdData.pyi
index 0ef96aa6d..4f7fa030d 100644
--- a/port/linux/package/pikascript/PikaStdData.pyi
+++ b/port/linux/package/pikascript/PikaStdData.pyi
@@ -155,7 +155,7 @@ class ByteArray:
 
 class FILEIO:
     def init(self, path: str, mode: str) -> int: ...
-    def read(self, size: int) -> any: ...
+    def read(self, *size) -> any: ...
     def write(self, s: any) -> int: ...
     def close(self): ...
     def seek(self, offset: int, *fromwhere) -> int: ...
diff --git a/port/linux/package/pikascript/pikascript-lib/PikaStdLib/PikaStdData_FILEIO.c b/port/linux/package/pikascript/pikascript-lib/PikaStdLib/PikaStdData_FILEIO.c
index a3d668ea9..b2c4f80e9 100644
--- a/port/linux/package/pikascript/pikascript-lib/PikaStdLib/PikaStdData_FILEIO.c
+++ b/port/linux/package/pikascript/pikascript-lib/PikaStdLib/PikaStdData_FILEIO.c
@@ -25,7 +25,13 @@ void PikaStdData_FILEIO_close(PikaObj* self) {
     obj_setPtr(self, "_f", NULL);
 }
 
-Arg* PikaStdData_FILEIO_read(PikaObj* self, int size) {
+Arg* PikaStdData_FILEIO_read(PikaObj* self, PikaTuple* size_) {
+    int size = 0;
+    if (pikaTuple_getSize(size_) == 0) {
+        size = -1;
+    }else{
+        size = pikaTuple_getInt(size_, 0);
+    }
     if (size <= 0) {
         /* read all */
         size = PIKA_READ_FILE_BUFF_SIZE;