diff --git a/src/Cafe/HW/Latte/Renderer/Metal/MetalRenderer.cpp b/src/Cafe/HW/Latte/Renderer/Metal/MetalRenderer.cpp
index 9e8b90a1..83c39b5c 100644
--- a/src/Cafe/HW/Latte/Renderer/Metal/MetalRenderer.cpp
+++ b/src/Cafe/HW/Latte/Renderer/Metal/MetalRenderer.cpp
@@ -762,6 +762,18 @@ void MetalRenderer::texture_setLatteTexture(LatteTextureView* textureView, uint3
 
 void MetalRenderer::texture_copyImageSubData(LatteTexture* src, sint32 srcMip, sint32 effectiveSrcX, sint32 effectiveSrcY, sint32 srcSlice, LatteTexture* dst, sint32 dstMip, sint32 effectiveDstX, sint32 effectiveDstY, sint32 dstSlice, sint32 effectiveCopyWidth, sint32 effectiveCopyHeight, sint32 srcDepth_)
 {
+    // Source size seems to apply to the destination texture as well, therefore we need to adjust it when block size doesn't match
+    Uvec2 srcBlockTexelSize = GetMtlPixelFormatInfo(src->format, src->isDepth).blockTexelSize;
+    Uvec2 dstBlockTexelSize = GetMtlPixelFormatInfo(dst->format, dst->isDepth).blockTexelSize;
+    if (srcBlockTexelSize.x != dstBlockTexelSize.x || srcBlockTexelSize.y != dstBlockTexelSize.y)
+    {
+        uint32 multX = (srcBlockTexelSize.x > dstBlockTexelSize.x ? srcBlockTexelSize.x / dstBlockTexelSize.x : dstBlockTexelSize.x / srcBlockTexelSize.x);
+        effectiveCopyWidth *= multX;
+
+        uint32 multY = (srcBlockTexelSize.y > dstBlockTexelSize.y ? srcBlockTexelSize.y / dstBlockTexelSize.y : dstBlockTexelSize.y / srcBlockTexelSize.y);
+        effectiveCopyHeight *= multY;
+    }
+
     auto blitCommandEncoder = GetBlitCommandEncoder();
 
     auto mtlSrc = static_cast<LatteTextureMtl*>(src)->GetTexture();