diff --git a/dlls/gdiplus/image.c b/dlls/gdiplus/image.c
index 56eb62392ec..a7297047308 100644
--- a/dlls/gdiplus/image.c
+++ b/dlls/gdiplus/image.c
@@ -95,7 +95,7 @@ static ColorPalette *get_palette(IWICBitmapFrameDecode *frame, WICBitmapPaletteT
 
             IWICPalette_GetColorCount(wic_palette, &count);
             palette = heap_alloc(2 * sizeof(UINT) + count * sizeof(ARGB));
-            IWICPalette_GetColors(wic_palette, count, palette->Entries, &palette->Count);
+            IWICPalette_GetColors(wic_palette, count, (UINT *)palette->Entries, &palette->Count);
 
             IWICPalette_GetType(wic_palette, &type);
             switch(type) {
@@ -140,7 +140,7 @@ static HRESULT set_palette(IWICBitmapFrameEncode *frame, ColorPalette *palette)
     IWICImagingFactory_Release(factory);
     if (SUCCEEDED(hr))
     {
-        hr = IWICPalette_InitializeCustom(wic_palette, palette->Entries, palette->Count);
+        hr = IWICPalette_InitializeCustom(wic_palette, (UINT *)palette->Entries, palette->Count);
 
         if (SUCCEEDED(hr))
             hr = IWICBitmapFrameEncode_SetPalette(frame, wic_palette);
@@ -2437,7 +2437,8 @@ GpStatus WINGDIPAPI GdipGetPropertyIdList(GpImage *image, UINT num, PROPID *list
     HRESULT hr;
     IWICMetadataReader *reader;
     IWICEnumMetadataItem *enumerator;
-    UINT prop_count, i, items_returned;
+    UINT prop_count, i;
+    ULONG items_returned;
 
     TRACE("(%p, %u, %p)\n", image, num, list);
 
@@ -2781,7 +2782,8 @@ GpStatus WINGDIPAPI GdipGetPropertySize(GpImage *image, UINT *size, UINT *count)
 
     for (i = 0; i < prop_count; i++)
     {
-        UINT items_returned, item_size;
+        ULONG items_returned;
+        UINT item_size;
 
         hr = IWICEnumMetadataItem_Next(enumerator, 1, NULL, &id, &value, &items_returned);
         if (hr != S_OK) break;
@@ -2859,7 +2861,8 @@ GpStatus WINGDIPAPI GdipGetAllPropertyItems(GpImage *image, UINT size,
     for (i = 0; i < prop_count; i++)
     {
         PropertyItem *item;
-        UINT items_returned, item_size;
+        ULONG items_returned;
+        UINT item_size;
 
         hr = IWICEnumMetadataItem_Next(enumerator, 1, NULL, &id, &value, &items_returned);
         if (hr != S_OK) break;
@@ -4113,7 +4116,7 @@ static GpStatus load_wmf(IStream *stream, GpMetafile **metafile)
     METAHEADER mh;
     HMETAFILE hmf;
     HRESULT hr;
-    UINT size;
+    ULONG size;
     void *buf;
 
     hr = IStream_Read(stream, &mh, sizeof(mh), &size);
@@ -4192,7 +4195,7 @@ static GpStatus load_emf(IStream *stream, GpMetafile **metafile)
     HENHMETAFILE hemf;
     GpStatus status;
     HRESULT hr;
-    UINT size;
+    ULONG size;
     void *buf;
 
     hr = IStream_Read(stream, &emh, sizeof(emh), &size);
@@ -4281,7 +4284,7 @@ static GpStatus get_decoder_info(IStream* stream, const struct image_codec **res
     const BYTE *pattern, *mask;
     LARGE_INTEGER seek;
     HRESULT hr;
-    UINT bytesread;
+    ULONG bytesread;
     int i;
     DWORD j, sig;
 
@@ -5839,7 +5842,7 @@ static GpStatus create_optimal_palette(ColorPalette *palette, INT desired,
             {
                 palette->Flags = 0;
                 IWICPalette_GetColorCount(wic_palette, &palette->Count);
-                IWICPalette_GetColors(wic_palette, palette->Count, palette->Entries, &palette->Count);
+                IWICPalette_GetColors(wic_palette, palette->Count, (UINT *)palette->Entries, &palette->Count);
             }
 
             IWICBitmap_Release(bitmap);