diff --git a/client/src/draw.c b/client/src/draw.c
index cad0276..51c0d18 100644
--- a/client/src/draw.c
+++ b/client/src/draw.c
@@ -83,26 +83,23 @@ VkResult draw_frame(
           frame->transfer_infos[tid].size);
       src_offset += frame->transfer_infos[tid].size;
     }
-
     VK_RESULT(vkEndCommandBuffer(transfer_commands));
+
     VkPipelineStageFlags wait_stages[] = {VK_PIPELINE_STAGE_TRANSFER_BIT};
-    VkSemaphore transfer_signals[] = {frame->transfer};
-    VkSemaphore transfer_waits[] = {frame->frame};
-    uint64_t transfer_wait_values[] = {frame->frame_index};
     VkTimelineSemaphoreSubmitInfo timeline_info = {
       .sType = VK_STRUCTURE_TYPE_TIMELINE_SEMAPHORE_SUBMIT_INFO,
-      .waitSemaphoreValueCount = sizeof(transfer_wait_values)/sizeof(uint64_t),
-      .pWaitSemaphoreValues = transfer_wait_values,
+      .waitSemaphoreValueCount = 1,
+      .pWaitSemaphoreValues = &frame->frame_index,
     };
     VkSubmitInfo submit_info = {
       .sType = VK_STRUCTURE_TYPE_SUBMIT_INFO,
       .commandBufferCount = 1,
       .pCommandBuffers = &transfer_commands,
-      .pSignalSemaphores = transfer_signals,
-      .signalSemaphoreCount = sizeof(transfer_signals)/sizeof(VkSemaphore),
-      .pWaitSemaphores = transfer_waits,
+      .pSignalSemaphores = &frame->transfer,
+      .signalSemaphoreCount = 1,
+      .pWaitSemaphores = &frame->frame,
       .pWaitDstStageMask = wait_stages,
-      .waitSemaphoreCount = sizeof(transfer_waits)/sizeof(VkSemaphore),
+      .waitSemaphoreCount = 1,
       .pNext = &timeline_info,
     };
     VK_RESULT(vkQueueSubmit(context->transfer_queue.handle, 1, &submit_info, VK_NULL_HANDLE));
@@ -115,35 +112,30 @@ VkResult draw_frame(
     VK_RESULT(vkBeginCommandBuffer(compute_commands, &begin_info));
     record_ui_compute(compute_commands, ui, context->current_frame);
     VK_RESULT(vkEndCommandBuffer(compute_commands));
-    VkPipelineStageFlags compute_wait_stages[] = {VK_PIPELINE_STAGE_TRANSFER_BIT | VK_PIPELINE_STAGE_DRAW_INDIRECT_BIT};
+
     frame->compute_index += 1;
-    VkSemaphore compute_signals[] = {frame->compute};
-    uint64_t compute_signal_values[] = {frame->compute_index};
-    VkSemaphore compute_waits[] = {frame->transfer};
+    VkPipelineStageFlags compute_wait_stages[] = {VK_PIPELINE_STAGE_TRANSFER_BIT | VK_PIPELINE_STAGE_DRAW_INDIRECT_BIT};
     VkTimelineSemaphoreSubmitInfo compute_timeline = {
       .sType = VK_STRUCTURE_TYPE_TIMELINE_SEMAPHORE_SUBMIT_INFO,
-      .signalSemaphoreValueCount = sizeof(compute_signal_values)/sizeof(uint64_t),
-      .pSignalSemaphoreValues = compute_signal_values,
+      .signalSemaphoreValueCount = 1,
+      .pSignalSemaphoreValues = &frame->compute_index,
     };
     VkSubmitInfo compute_submit = {
       .sType = VK_STRUCTURE_TYPE_SUBMIT_INFO,
       .commandBufferCount = 1,
       .pCommandBuffers = &compute_commands,
-      .pSignalSemaphores = compute_signals,
-      .signalSemaphoreCount = sizeof(compute_signals)/sizeof(VkSemaphore),
-      .pWaitSemaphores = compute_waits,
+      .pSignalSemaphores = &frame->compute,
+      .signalSemaphoreCount = 1,
+      .pWaitSemaphores = &frame->transfer,
       .pWaitDstStageMask = compute_wait_stages,
-      .waitSemaphoreCount = sizeof(compute_waits)/sizeof(VkSemaphore),
+      .waitSemaphoreCount = 1,
       .pNext = &compute_timeline,
     };
     VK_RESULT(vkQueueSubmit(context->transfer_queue.handle, 1, &compute_submit, VK_NULL_HANDLE));
   }
 
   uint32_t image_index;
-  result = vkAcquireNextImageKHR(context->device, context->swapchain, UINT64_MAX, frame->image, VK_NULL_HANDLE, &image_index);
-  if(result != VK_SUCCESS) {
-    return result;
-  }
+  VK_RESULT(vkAcquireNextImageKHR(context->device, context->swapchain, UINT64_MAX, frame->image, VK_NULL_HANDLE, &image_index));
 
   VkCommandBuffer command_buffer = context->swapchain_command_buffers[image_index];
   VK_RESULT(vkResetCommandBuffer(command_buffer, 0));
@@ -178,13 +170,12 @@ VkResult draw_frame(
   vkCmdNextSubpass(command_buffer, VK_SUBPASS_CONTENTS_INLINE);
   record_ui_draw(command_buffer, ui, time, context->current_frame);
   vkCmdEndRenderPass(command_buffer);
-
   VK_RESULT(vkEndCommandBuffer(command_buffer));
 
+  frame->frame_index += 1;
   VkPipelineStageFlags wait_stages[] = {VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT, VK_PIPELINE_STAGE_DRAW_INDIRECT_BIT};
   VkSemaphore wait_semaphores[] = {frame->image, frame->compute};
   VkSemaphore signal_semaphores[] = {frame->render, frame->frame};
-  frame->frame_index += 1;
   uint64_t wait_values[] = {0, frame->compute_index};
   uint64_t signal_values[] = {0, frame->frame_index};
   VkTimelineSemaphoreSubmitInfo timeline_info = {
@@ -206,10 +197,7 @@ VkResult draw_frame(
     .pNext = &timeline_info,
   };
 
-  result = vkQueueSubmit(context->graphics_queue.handle, 1, &submit_info, frame->ready);
-  if(result != VK_SUCCESS) {
-    return result;
-  }
+  VK_RESULT(vkQueueSubmit(context->graphics_queue.handle, 1, &submit_info, frame->ready));
 
   VkPresentInfoKHR present_info = {
     .sType = VK_STRUCTURE_TYPE_PRESENT_INFO_KHR,
@@ -221,10 +209,7 @@ VkResult draw_frame(
     .pResults = 0,
   };
 
-  result = vkQueuePresentKHR(context->present_queue.handle, &present_info);
-  if(result != VK_SUCCESS) {
-    return result;
-  }
+  VK_RESULT(vkQueuePresentKHR(context->present_queue.handle, &present_info));
 
   context->current_frame = (context->current_frame + 1) % MAX_FRAMES_IN_FLIGHT;