diff --git a/ext/curl/curl.stub.php b/ext/curl/curl.stub.php
index 05ce48640380f..1726d4b50736d 100644
--- a/ext/curl/curl.stub.php
+++ b/ext/curl/curl.stub.php
@@ -13,6 +13,7 @@
 const CURLOPT_AUTOREFERER = UNKNOWN;
 /**
  * @var int
+ * @deprecated has no effect since 5.1.2
  * @cvalue CURLOPT_BINARYTRANSFER
  */
 const CURLOPT_BINARYTRANSFER = UNKNOWN;
diff --git a/ext/curl/curl_arginfo.h b/ext/curl/curl_arginfo.h
index d702de608a908..f868ad505021d 100644
--- a/ext/curl/curl_arginfo.h
+++ b/ext/curl/curl_arginfo.h
@@ -1,5 +1,5 @@
 /* This is a generated file, edit the .stub.php file instead.
- * Stub hash: d524d2fd58e484682c860d8a72eafc9a7d544911 */
+ * Stub hash: aebc4c2673203a4af49f55dd6eaf0bdbb4cafd68 */
 
 ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_curl_close, 0, 1, IS_VOID, 0)
 	ZEND_ARG_OBJ_INFO(0, handle, CurlHandle, 0)
@@ -233,7 +233,7 @@ static const zend_function_entry class_CurlShareHandle_methods[] = {
 static void register_curl_symbols(int module_number)
 {
 	REGISTER_LONG_CONSTANT("CURLOPT_AUTOREFERER", CURLOPT_AUTOREFERER, CONST_PERSISTENT);
-	REGISTER_LONG_CONSTANT("CURLOPT_BINARYTRANSFER", CURLOPT_BINARYTRANSFER, CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("CURLOPT_BINARYTRANSFER", CURLOPT_BINARYTRANSFER, CONST_PERSISTENT | CONST_DEPRECATED);
 	REGISTER_LONG_CONSTANT("CURLOPT_BUFFERSIZE", CURLOPT_BUFFERSIZE, CONST_PERSISTENT);
 	REGISTER_LONG_CONSTANT("CURLOPT_CAINFO", CURLOPT_CAINFO, CONST_PERSISTENT);
 	REGISTER_LONG_CONSTANT("CURLOPT_CAPATH", CURLOPT_CAPATH, CONST_PERSISTENT);
diff --git a/ext/curl/tests/bug46711.phpt b/ext/curl/tests/bug46711.phpt
index f83c64b46430b..a0b211a7876ab 100644
--- a/ext/curl/tests/bug46711.phpt
+++ b/ext/curl/tests/bug46711.phpt
@@ -20,7 +20,8 @@ foreach( $opt as $option => $value ) {
 var_dump($opt); // with this bug, $opt[58] becomes NULL
 
 ?>
---EXPECT--
+--EXPECTF--
+Deprecated: Constant CURLOPT_BINARYTRANSFER is deprecated in %s on line %d
 array(2) {
   [58]=>
   bool(true)