diff --git a/renderdoc/driver/d3d12/d3d12_debug.cpp b/renderdoc/driver/d3d12/d3d12_debug.cpp
index adadcef78..693020c2e 100644
--- a/renderdoc/driver/d3d12/d3d12_debug.cpp
+++ b/renderdoc/driver/d3d12/d3d12_debug.cpp
@@ -8171,9 +8171,6 @@ bool D3D12DebugManager::RenderTextureInternal(D3D12_CPU_DESCRIPTOR_HANDLE rtv, T
   if(resourceDesc.DepthOrArraySize > 1 && resourceDesc.Dimension != D3D12_RESOURCE_DIMENSION_TEXTURE3D)
     pixelData.TextureResolutionPS.z = float(resourceDesc.DepthOrArraySize);
 
-  if(resourceDesc.Dimension == D3D12_RESOURCE_DIMENSION_TEXTURE3D)
-    pixelData.Slice = float(cfg.sliceFace) / float(resourceDesc.DepthOrArraySize);
-
   vertexData.Scale = cfg.scale;
   pixelData.ScalePS = cfg.scale;
 
@@ -8202,6 +8199,9 @@ bool D3D12DebugManager::RenderTextureInternal(D3D12_CPU_DESCRIPTOR_HANDLE rtv, T
   pixelData.OutputDisplayFormat = RESTYPE_TEX2D;
   pixelData.Slice = float(RDCCLAMP(cfg.sliceFace, 0U, uint32_t(resourceDesc.DepthOrArraySize - 1)));
 
+  if(resourceDesc.Dimension == D3D12_RESOURCE_DIMENSION_TEXTURE3D)
+    pixelData.Slice = (float(cfg.sliceFace) / float(resourceDesc.DepthOrArraySize)) + 0.001f;
+
   vector<D3D12_RESOURCE_BARRIER> barriers;
   int resType = 0;
   PrepareTextureSampling(resource, cfg.typeHint, resType, barriers);