diff --git a/dlls/evr/evr.spec b/dlls/evr/evr.spec
index a655e1cdd07..8aea0a607a8 100644
--- a/dlls/evr/evr.spec
+++ b/dlls/evr/evr.spec
@@ -21,7 +21,7 @@
 @ stdcall MFCreateVideoSampleAllocator(ptr ptr)
 @ stdcall MFCreateVideoSampleFromSurface(ptr ptr)
 @ stdcall -import MFGetPlaneSize(long long long ptr)
-@ stub MFGetStrideForBitmapInfoHeader
+@ stdcall -import MFGetStrideForBitmapInfoHeader(long long ptr)
 @ stub MFGetUncompressedVideoFormat
 @ stub MFInitVideoFormat
 @ stdcall -import MFInitVideoFormat_RGB(ptr long long long)