diff --git a/protobuf-c/protobuf-c.h b/protobuf-c/protobuf-c.h
index 18f18c0..437dab4 100644
--- a/protobuf-c/protobuf-c.h
+++ b/protobuf-c/protobuf-c.h
@@ -250,7 +250,10 @@ struct _ProtobufCFieldDescriptor {
 typedef enum {
 	/* Set if the field is repeated and marked with the 'packed' option. */
 	PROTOBUF_C_FIELD_FLAG_PACKED		= (1 << 0),
-} ProtobufCFieldFlag;
+
+	/* Set if the field is marked with the 'deprecated' option. */
+	PROTOBUF_C_FIELD_FLAG_DEPRECATED	= (1 << 1),
+} ProtobufCFieldFlagType;
 
 /*
  * ProtobufCMessageDescriptor: description of a message.
diff --git a/protoc-c/c_field.cc b/protoc-c/c_field.cc
index cb7737d..f2afcea 100644
--- a/protoc-c/c_field.cc
+++ b/protoc-c/c_field.cc
@@ -130,6 +130,9 @@ void FieldGenerator::GenerateDescriptorInitializerGeneric(io::Printer* printer,
    && descriptor_->options().packed())
     variables["flags"] += " | PROTOBUF_C_FIELD_FLAG_PACKED";
 
+  if (descriptor_->options().deprecated())
+    variables["flags"] += " | PROTOBUF_C_FIELD_FLAG_DEPRECATED";
+
   printer->Print(variables,
     "{\n"
     "  \"$proto_name$\",\n"