diff --git a/sim_fio.c b/sim_fio.c
index 38a1926f..2f77b3d8 100644
--- a/sim_fio.c
+++ b/sim_fio.c
@@ -390,7 +390,7 @@ dwStatus = FormatMessageA (FORMAT_MESSAGE_FROM_SYSTEM|
                            sizeof (szMsgBuffer) -1,           //  __in      DWORD nSize,
                            NULL);                             //  __in_opt  va_list *Arguments
 if (0 == dwStatus)
-    snprintf(szMsgBuffer, sizeof(szMsgBuffer) - 1, "Error Code: 0x%X", dwError);
+    snprintf(szMsgBuffer, sizeof(szMsgBuffer) - 1, "Error Code: 0x%lX", dwError);
 while (sim_isspace (szMsgBuffer[strlen (szMsgBuffer)-1]))
     szMsgBuffer[strlen (szMsgBuffer) - 1] = '\0';
 return szMsgBuffer;
diff --git a/sim_video.c b/sim_video.c
index d55cbd3a..b726bf45 100644
--- a/sim_video.c
+++ b/sim_video.c
@@ -94,7 +94,7 @@ static char tmp_key_name[40];
  * via SDL_GetError().
  */
 #define SDL_SavePNG(surface, file) \
-	SDL_SavePNG_RW(surface, SDL_RWFromFile(file, "wb"), 1)
+        SDL_SavePNG_RW(surface, SDL_RWFromFile(file, "wb"), 1)
 
 /*
  * SDL_SavePNG -- libpng-based SDL_Surface writer.