diff --git a/Makefile b/Makefile
index 7ce253e..b858861 100644
--- a/Makefile
+++ b/Makefile
@@ -24,7 +24,7 @@ INSTALL_LIBRARY_PATH = $(DESTDIR)$(PREFIX)/$(LIBRARY_PATH)
 
 INSTALL ?= cp -a
 
-CC = gcc -std=c89
+CC = gcc -std=c11
 
 # validate gcc version for use fstack-protector-strong
 MIN_GCC_VERSION = "4.9"
diff --git a/cJSON.c b/cJSON.c
index a5c230f..39ceaab 100644
--- a/cJSON.c
+++ b/cJSON.c
@@ -44,7 +44,7 @@
 #include <limits.h>
 #include <ctype.h>
 #include <float.h>
-
+#include <stdint.h>
 #ifdef ENABLE_LOCALES
 #include <locale.h>
 #endif
@@ -312,6 +312,7 @@ typedef struct
 static cJSON_bool parse_number(cJSON * const item, parse_buffer * const input_buffer)
 {
     double number = 0;
+	uint64_t number64;
     unsigned char *after_end = NULL;
     unsigned char number_c_string[64];
     unsigned char decimal_point = get_decimal_point();
@@ -378,7 +379,12 @@ loop_end:
     {
         item->valueint = (int)number;
     }
-
+	number64 = strtoull((const char*)number_c_string, (char**)&after_end, 10);
+	if(number_c_string == after_end)
+	{
+		return false;
+	}
+	item->valueint64 = number64;
     item->type = cJSON_Number;
 
     input_buffer->offset += (size_t)(after_end - number_c_string);
diff --git a/cJSON.h b/cJSON.h
index e482d34..b2dec41 100644
--- a/cJSON.h
+++ b/cJSON.h
@@ -84,7 +84,7 @@ then using the CJSON_API_VISIBILITY flag to "export" the same symbols the way CJ
 #define CJSON_VERSION_PATCH 13
 
 #include <stddef.h>
-
+#include <stdint.h>
 /* cJSON Types: */
 #define cJSON_Invalid (0)
 #define cJSON_False  (1 << 0)
@@ -117,7 +117,7 @@ typedef struct cJSON
     int valueint;
     /* The item's number, if type==cJSON_Number */
     double valuedouble;
-
+	uint64_t  valueint64;
     /* The item's name string, if this item is the child of, or is in the list of subitems of an object. */
     char *string;
 	size_t valuestring_len;
@@ -180,6 +180,7 @@ CJSON_PUBLIC(const char *) cJSON_GetErrorPtr(void);
 CJSON_PUBLIC(char *) cJSON_GetStringValue(cJSON *item);
 CJSON_PUBLIC(size_t) cJSON_GetStringValueLength(cJSON *item);
 CJSON_PUBLIC(double) cJSON_GetNumberValue(cJSON *item);
+CJSON_PUBLIC(long int) cJSON_Get64NumberValue(cJSON *item);
 
 /* These functions check the type of an item */
 CJSON_PUBLIC(cJSON_bool) cJSON_IsInvalid(const cJSON * const item);
diff --git a/cJSON_Utils.c b/cJSON_Utils.c
index c750f7f..ecc6b86 100644
--- a/cJSON_Utils.c
+++ b/cJSON_Utils.c
@@ -836,7 +836,7 @@ static int apply_patch(cJSON *object, const cJSON *patch, const cJSON_bool case_
     {
         if (opcode == REMOVE)
         {
-            static const cJSON invalid = { NULL, NULL, NULL, cJSON_Invalid, NULL, 0, 0, NULL};
+            static const cJSON invalid = { NULL, NULL, NULL, cJSON_Invalid, NULL, 0, 0, 0, NULL, 0};
 
             overwrite_item(object, invalid);
 
diff --git a/mytest.c b/mytest.c
index ecfd3d3..34ebcfa 100644
--- a/mytest.c
+++ b/mytest.c
@@ -2,7 +2,7 @@
 #include <stdio.h>
 #include <string.h>
 
-char JSON_STR[] = "{ \"val\": \"\\u0000\\u0001\", \"vval\":true, \"test_plain\":\"\\r\\n\", \"plain_text\": \"i'm a text\"}";
+char JSON_STR[] = "{ \"val\": \"\\u0000\\u0001\", \"vval\":true, \"test_plain\":\"\\r\\n\", \"plain_text\": \"i'm a text\", \"test_int64\": 18446744073709551610}";
 int main(void) {
 		printf("%s\n", JSON_STR);
 		cJSON *json = cJSON_Parse(JSON_STR);
@@ -24,6 +24,11 @@ int main(void) {
 		if(json3 == NULL) {
 				printf("could not get val\n");
 		}
+		cJSON *json4 = cJSON_GetObjectItem(json, "test_int64");
+		printf("got int 64 val: %016lx\n", json4->valueint64);
+		double asDouble = cJSON_GetNumberValue(json4);
+		int asInt = json4->valueint;
+		printf("got val: %e %lx %u\n",asDouble, *((uint64_t*)&asDouble), asInt); 
 		printf("val is : *%s*\nlen is : %lu as opposed to: %lu\n", cJSON_GetStringValue(json3), json3->valuestring_len, strlen(json3->valuestring));
 		cJSON_Delete(json);
 		return 0;