diff --git a/example/Vulkan/VKDevice.h b/example/Vulkan/VKDevice.h
index 76fef9bc..61cf64cc 100644
--- a/example/Vulkan/VKDevice.h
+++ b/example/Vulkan/VKDevice.h
@@ -40,6 +40,7 @@ public:
     const   VkExtent2D &    GetExtent           ()const {return attr->swapchain_extent;}
 
     VkDescriptorPool        GetDescriptorPool   ()      {return attr->desc_pool;}
+    VkPipelineCache         GetPipelineCache    ()      {return attr->pipeline_cache;}
 
 public:
 
diff --git a/example/Vulkan/VKDeviceCreater.cpp b/example/Vulkan/VKDeviceCreater.cpp
index cfeee45d..0a2bcadc 100644
--- a/example/Vulkan/VKDeviceCreater.cpp
+++ b/example/Vulkan/VKDeviceCreater.cpp
@@ -308,7 +308,7 @@ namespace
         
         VkPipelineCache cache;
 
-        if(!vkCreatePipelineCache(device, &pipelineCache, nullptr, &cache)!=VK_SUCCESS)
+        if(vkCreatePipelineCache(device, &pipelineCache, nullptr, &cache)!=VK_SUCCESS)
             return(nullptr);
 
         return cache;
diff --git a/example/Vulkan/VKPipeline.cpp b/example/Vulkan/VKPipeline.cpp
index b24cc4b3..9b09b91e 100644
--- a/example/Vulkan/VKPipeline.cpp
+++ b/example/Vulkan/VKPipeline.cpp
@@ -14,6 +14,7 @@ PipelineCreater::PipelineCreater(Device *dev)
 {
     device=dev->GetDevice();
     extent=dev->GetExtent();
+    cache=dev->GetPipelineCache();
 
     hgl_zero(pipelineInfo);
     pipelineInfo.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO;
@@ -133,7 +134,7 @@ Pipeline *PipelineCreater::Create()
 {
     VkPipeline graphicsPipeline;
 
-    if (vkCreateGraphicsPipelines(device, VK_NULL_HANDLE, 1, &pipelineInfo, nullptr, &graphicsPipeline) != VK_SUCCESS) 
+    if (vkCreateGraphicsPipelines(device, cache, 1, &pipelineInfo, nullptr, &graphicsPipeline) != VK_SUCCESS) 
         return(nullptr);
 
     return(new Pipeline(device,graphicsPipeline));
diff --git a/example/Vulkan/VKPipeline.h b/example/Vulkan/VKPipeline.h
index 7cf564fa..164093de 100644
--- a/example/Vulkan/VKPipeline.h
+++ b/example/Vulkan/VKPipeline.h
@@ -27,6 +27,7 @@ class PipelineCreater
 {
     VkDevice device;
     VkExtent2D extent;
+    VkPipelineCache cache;
     VkGraphicsPipelineCreateInfo pipelineInfo;
 
     VkPipelineVertexInputStateCreateInfo vis_create_info;