diff --git a/reactos/include/psdk/imagehlp.h b/reactos/include/psdk/imagehlp.h
index a138cadda08..7dc8d6bffa9 100644
--- a/reactos/include/psdk/imagehlp.h
+++ b/reactos/include/psdk/imagehlp.h
@@ -268,7 +268,7 @@ HANDLE IMAGEAPI FindExecutableImage(LPSTR,LPSTR,LPSTR);
 BOOL IMAGEAPI UpdateDebugInfoFile(LPSTR,LPSTR,LPSTR,PIMAGE_NT_HEADERS32);
 BOOL IMAGEAPI UpdateDebugInfoFileEx(LPSTR,LPSTR,LPSTR,PIMAGE_NT_HEADERS32,DWORD);
 BOOL IMAGEAPI BindImage(IN LPSTR,IN LPSTR,IN LPSTR);
-BOOL IMAGEAPI BindImageEx(IN DWORD,IN LPSTR,IN LPSTR,IN LPSTR,IN PIMAGEHLP_STATUS_ROUTINE);
+BOOL IMAGEAPI BindImageEx(IN DWORD,IN LPCSTR,IN LPCSTR,IN LPCSTR,IN PIMAGEHLP_STATUS_ROUTINE);
 BOOL IMAGEAPI ReBaseImage(IN LPSTR,IN LPSTR,IN BOOL, IN BOOL,IN BOOL, IN ULONG, OUT ULONG*, OUT ULONG_PTR*, OUT ULONG*, IN OUT ULONG_PTR*, IN ULONG);
 
 PLOADED_IMAGE IMAGEAPI ImageLoad(LPSTR,LPSTR);