diff --git a/4J.Render/4J_Render.cpp b/4J.Render/4J_Render.cpp
index 8bd80daa5..99b7879d6 100644
--- a/4J.Render/4J_Render.cpp
+++ b/4J.Render/4J_Render.cpp
@@ -695,7 +695,8 @@ HRESULT C4JRender::LoadTextureData(const char* szFilename,
     return hr;
 }
 
-HRESULT C4JRender::LoadTextureData(BYTE* pbData, DWORD dwBytes,
+HRESULT C4JRender::LoadTextureData(std::uint8_t* pbData,
+                                   std::uint32_t dwBytes,
                                    D3DXIMAGE_INFO* pSrcInfo, int** ppDataOut) {
     int width, height, channels;
 
diff --git a/4J.Render/4J_Render.h b/4J.Render/4J_Render.h
index bf8a4c6c1..05a43958b 100644
--- a/4J.Render/4J_Render.h
+++ b/4J.Render/4J_Render.h
@@ -30,10 +30,10 @@ typedef struct {
 } D3DXIMAGE_INFO;
 
 typedef struct _XSOCIAL_PREVIEWIMAGE {
-    BYTE* pBytes;
-    DWORD Pitch;
-    DWORD Width;
-    DWORD Height;
+    std::uint8_t* pBytes;
+    std::uint32_t Pitch;
+    std::uint32_t Width;
+    std::uint32_t Height;
     //    D3DFORMAT Format;
 } XSOCIAL_PREVIEWIMAGE, *PXSOCIAL_PREVIEWIMAGE;
 
@@ -171,7 +171,7 @@ public:
     void TextureDynamicUpdateEnd();
     HRESULT LoadTextureData(const char* szFilename, D3DXIMAGE_INFO* pSrcInfo,
                             int** ppDataOut);
-    HRESULT LoadTextureData(BYTE* pbData, DWORD dwBytes,
+    HRESULT LoadTextureData(std::uint8_t* pbData, std::uint32_t dwBytes,
                             D3DXIMAGE_INFO* pSrcInfo, int** ppDataOut);
     HRESULT SaveTextureData(const char* szFilename, D3DXIMAGE_INFO* pSrcInfo,
                             int* ppDataOut);