diff --git a/renderdoc/common/dds_readwrite.cpp b/renderdoc/common/dds_readwrite.cpp
index 3a0b0bb7f..63c789cc2 100644
--- a/renderdoc/common/dds_readwrite.cpp
+++ b/renderdoc/common/dds_readwrite.cpp
@@ -720,7 +720,7 @@ bool write_dds_to_file(FILE *f, const dds_data &data)
       case eSpecial_R5G6B5:
       case eSpecial_R5G5B5A1:
       case eSpecial_R4G4B4A4: bytesPerPixel = 2; break;
-      case eSpecial_D32S8: bytesPerPixel = 5; break;
+      case eSpecial_D32S8: bytesPerPixel = 8; break;
       case eSpecial_D16S8:
       case eSpecial_YUV:
       case eSpecial_R4G4:
@@ -969,7 +969,7 @@ dds_data load_dds_from_file(FILE *f)
     case eSpecial_R5G6B5:
     case eSpecial_R5G5B5A1:
     case eSpecial_R4G4B4A4: bytesPerPixel = 2; break;
-    case eSpecial_D32S8: bytesPerPixel = 5; break;
+    case eSpecial_D32S8: bytesPerPixel = 8; break;
     case eSpecial_D16S8:
     case eSpecial_YUV:
     case eSpecial_R4G4:
diff --git a/renderdoc/driver/vulkan/vk_resources.cpp b/renderdoc/driver/vulkan/vk_resources.cpp
index 2a0540e8d..8db0bd213 100644
--- a/renderdoc/driver/vulkan/vk_resources.cpp
+++ b/renderdoc/driver/vulkan/vk_resources.cpp
@@ -386,7 +386,7 @@ uint32_t GetByteSize(uint32_t Width, uint32_t Height, uint32_t Depth, VkFormat F
     case VK_FORMAT_R16G16B16_UINT:
     case VK_FORMAT_R16G16B16_SINT:
     case VK_FORMAT_R16G16B16_SFLOAT: ret *= 6; break;
-    case VK_FORMAT_D32_SFLOAT_S8_UINT: ret *= 5; break;
+    case VK_FORMAT_D32_SFLOAT_S8_UINT: ret *= 8; break;
     case VK_FORMAT_R8G8B8_UNORM:
     case VK_FORMAT_R8G8B8_SNORM:
     case VK_FORMAT_R8G8B8_USCALED:
@@ -442,7 +442,7 @@ uint32_t GetByteSize(uint32_t Width, uint32_t Height, uint32_t Depth, VkFormat F
     case VK_FORMAT_D24_UNORM_S8_UINT:
     case VK_FORMAT_D32_SFLOAT:
     case VK_FORMAT_E5B9G9R9_UFLOAT_PACK32: ret *= 4; break;
-    case VK_FORMAT_D16_UNORM_S8_UINT: ret *= 3; break;
+    case VK_FORMAT_D16_UNORM_S8_UINT: ret *= 4; break;
     case VK_FORMAT_R8G8_UNORM:
     case VK_FORMAT_R8G8_SNORM:
     case VK_FORMAT_R8G8_USCALED:
diff --git a/renderdoc/replay/replay_renderer.cpp b/renderdoc/replay/replay_renderer.cpp
index 2a6e071e5..d20644cac 100644
--- a/renderdoc/replay/replay_renderer.cpp
+++ b/renderdoc/replay/replay_renderer.cpp
@@ -718,7 +718,7 @@ bool ReplayRenderer::SaveTexture(const TextureSave &saveData, const char *path)
       case eSpecial_R5G6B5:
       case eSpecial_R5G5B5A1:
       case eSpecial_R4G4B4A4: bytesPerPixel = 2; break;
-      case eSpecial_D32S8: bytesPerPixel = 5; break;
+      case eSpecial_D32S8: bytesPerPixel = 8; break;
       case eSpecial_D16S8:
       case eSpecial_YUV:
       case eSpecial_R4G4: