diff --git a/example/Vulkan/VKCommandBuffer.cpp b/example/Vulkan/VKCommandBuffer.cpp
index 5aa7fdde..a7e87657 100644
--- a/example/Vulkan/VKCommandBuffer.cpp
+++ b/example/Vulkan/VKCommandBuffer.cpp
@@ -83,17 +83,17 @@ bool CommandBuffer::Bind(PipelineLayout *pl)
     return(true);
 }
 
-bool CommandBuffer::Bind(VertexInput *vi,const VkDeviceSize offset)
+bool CommandBuffer::Bind(VertexInput *vi)
 {
     if(!vi)
         return(false);
 
-    const List<VkBuffer> &buf_list=vi->GetBufferList();
+    const uint count=vi->GetCount();
 
-    if(buf_list.GetCount()<=0)
+    if(count<=0)
         return(false);
 
-    vkCmdBindVertexBuffers(cmd_buf,0,buf_list.GetCount(),buf_list.GetData(),&offset);
+    vkCmdBindVertexBuffers(cmd_buf,0,count,vi->GetBuffer(),vi->GetOffset());
     return(true);
 }
 
diff --git a/example/Vulkan/VKCommandBuffer.h b/example/Vulkan/VKCommandBuffer.h
index 3f338a67..307e4100 100644
--- a/example/Vulkan/VKCommandBuffer.h
+++ b/example/Vulkan/VKCommandBuffer.h
@@ -44,7 +44,7 @@ public:
     bool Begin(RenderPass *rp,Framebuffer *fb);
     bool Bind(Pipeline *p);
     bool Bind(PipelineLayout *pl);
-    bool Bind(VertexInput *vi,const VkDeviceSize offset=0);
+    bool Bind(VertexInput *vi);
     void Draw(const uint32_t vertex_count);
     void Draw(const uint32_t vertex_count,const uint32_t instance_count,const uint32_t first_vertex=0,const uint32_t first_instance=0);
     bool End();
diff --git a/example/Vulkan/VKVertexInput.cpp b/example/Vulkan/VKVertexInput.cpp
index a756c878..5f50aa15 100644
--- a/example/Vulkan/VKVertexInput.cpp
+++ b/example/Vulkan/VKVertexInput.cpp
@@ -2,7 +2,7 @@
 #include"VKBuffer.h"
 
 VK_NAMESPACE_BEGIN
-bool VertexInput::Add(uint32_t location,VertexBuffer *buf,bool instance)
+bool VertexInput::Add(uint32_t location,VertexBuffer *buf,bool instance,VkDeviceSize offset)
 {
     if(!buf)
         return(false);
@@ -14,15 +14,16 @@ bool VertexInput::Add(uint32_t location,VertexBuffer *buf,bool instance)
 
     binding.binding=binding_index;
     binding.stride=buf->GetStride();
-    binding.inputRate=instance?VK_VERTEX_INPUT_RATE_INSTANCE:VK_VERTEX_INPUT_RATE_VERTEX; 
+    binding.inputRate=instance?VK_VERTEX_INPUT_RATE_INSTANCE:VK_VERTEX_INPUT_RATE_VERTEX;
 
     attrib.binding=binding_index;
     attrib.location=location;
     attrib.format=buf->GetFormat();
-    attrib.offset=0;
+    attrib.offset=offset;
 
     vib_list.Add(new VertexInputBuffer(binding,attrib,buf));
     buf_list.Add(buf->GetBuffer());
+    buf_offset.Add(offset);
 
     binding_list.Add(binding);
     attribute_list.Add(attrib);
diff --git a/example/Vulkan/VKVertexInput.h b/example/Vulkan/VKVertexInput.h
index 75f19e90..995e93ed 100644
--- a/example/Vulkan/VKVertexInput.h
+++ b/example/Vulkan/VKVertexInput.h
@@ -31,6 +31,7 @@ class VertexInput
 
     ObjectList<VertexInputBuffer> vib_list;
     List<VkBuffer> buf_list;
+    List<VkDeviceSize> buf_offset;
 
     List<VkVertexInputBindingDescription> binding_list;
     List<VkVertexInputAttributeDescription> attribute_list;
@@ -40,12 +41,13 @@ public:
     VertexInput()=default;
     virtual ~VertexInput()=default;
 
-    bool Add(uint32_t location,VertexBuffer *,bool instance=false);
+    bool Add(uint32_t location,VertexBuffer *,bool instance=false,VkDeviceSize offset=0);
 
 public:
 
-    const uint GetCount()const{return buf_list.GetCount();}
-    const List<VkBuffer> &GetBufferList()const{return buf_list;}
+    const uint              GetCount    ()const{return buf_list.GetCount();}
+    const VkBuffer *        GetBuffer   ()const{return buf_list.GetData();}
+    const VkDeviceSize *    GetOffset   ()const{return buf_offset.GetData();}
 
     const VkPipelineVertexInputStateCreateInfo GetPipelineVertexInputStateCreateInfo()const;
 };//class VertexInput
diff --git a/example/Vulkan/main.cpp b/example/Vulkan/main.cpp
index 2435217f..005f1b2c 100644
--- a/example/Vulkan/main.cpp
+++ b/example/Vulkan/main.cpp
@@ -214,7 +214,7 @@ int main(int,char **)
     device->Wait();
     device->QueuePresent();
 
-    wait_seconds(1);
+    wait_seconds(3);
 
     for(int i=0;i<image_count;i++)
         delete fb[i];