diff --git a/api/api.pb.txt b/api/api.pb.txt
index 3bd8a9c8a8..91077f6fed 100755
--- a/api/api.pb.txt
+++ b/api/api.pb.txt
@@ -263,6 +263,14 @@ file {
         type: TYPE_INT32
         json_name: "end"
       }
+      field {
+        name: "options"
+        number: 3
+        label: LABEL_OPTIONAL
+        type: TYPE_MESSAGE
+        type_name: ".google.protobuf.ExtensionRangeOptions"
+        json_name: "options"
+      }
     }
     nested_type {
       name: "ReservedRange"
@@ -282,6 +290,21 @@ file {
       }
     }
   }
+  message_type {
+    name: "ExtensionRangeOptions"
+    field {
+      name: "uninterpreted_option"
+      number: 999
+      label: LABEL_REPEATED
+      type: TYPE_MESSAGE
+      type_name: ".google.protobuf.UninterpretedOption"
+      json_name: "uninterpretedOption"
+    }
+    extension_range {
+      start: 1000
+      end: 536870912
+    }
+  }
   message_type {
     name: "FieldDescriptorProto"
     field {
@@ -673,6 +696,14 @@ file {
       default_value: "false"
       json_name: "pyGenericServices"
     }
+    field {
+      name: "php_generic_services"
+      number: 19
+      label: LABEL_OPTIONAL
+      type: TYPE_BOOL
+      default_value: "false"
+      json_name: "phpGenericServices"
+    }
     field {
       name: "deprecated"
       number: 23
@@ -710,6 +741,20 @@ file {
       type: TYPE_STRING
       json_name: "swiftPrefix"
     }
+    field {
+      name: "php_class_prefix"
+      number: 40
+      label: LABEL_OPTIONAL
+      type: TYPE_STRING
+      json_name: "phpClassPrefix"
+    }
+    field {
+      name: "php_namespace"
+      number: 41
+      label: LABEL_OPTIONAL
+      type: TYPE_STRING
+      json_name: "phpNamespace"
+    }
     field {
       name: "uninterpreted_option"
       number: 999
@@ -791,6 +836,10 @@ file {
       start: 8
       end: 9
     }
+    reserved_range {
+      start: 9
+      end: 10
+    }
   }
   message_type {
     name: "FieldOptions"
@@ -934,6 +983,10 @@ file {
       start: 1000
       end: 536870912
     }
+    reserved_range {
+      start: 5
+      end: 6
+    }
   }
   message_type {
     name: "EnumValueOptions"