diff --git a/reactos/sdk/include/crt/stdio.h b/reactos/sdk/include/crt/stdio.h
index 504d941c11d..40dd62ae76b 100644
--- a/reactos/sdk/include/crt/stdio.h
+++ b/reactos/sdk/include/crt/stdio.h
@@ -101,6 +101,13 @@ extern "C" {
 #endif
 #endif
 
+#ifndef _STDSTREAM_DEFINED
+#define _STDSTREAM_DEFINED
+#define stdin (&_iob[0])
+#define stdout (&_iob[1])
+#define stderr (&_iob[2])
+#endif /* !_STDSTREAM_DEFINED */
+
 #ifndef _FPOS_T_DEFINED
 #define _FPOS_T_DEFINED
 #undef _FPOSOFF
@@ -115,13 +122,6 @@ extern "C" {
 
 #endif
 
-#ifndef _STDSTREAM_DEFINED
-#define _STDSTREAM_DEFINED
-#define stdin (&_iob[0])
-#define stdout (&_iob[1])
-#define stderr (&_iob[1])
-#endif /* !_STDSTREAM_DEFINED */
-
 #define _IOREAD 0x0001
 #define _IOWRT 0x0002
 
diff --git a/reactos/sdk/include/crt/wchar.h b/reactos/sdk/include/crt/wchar.h
index 238bd819a83..eadde09cfbd 100644
--- a/reactos/sdk/include/crt/wchar.h
+++ b/reactos/sdk/include/crt/wchar.h
@@ -60,7 +60,7 @@ extern "C" {
 #define _STDSTREAM_DEFINED
 #define stdin (&_iob[0])
 #define stdout (&_iob[1])
-#define stderr (&_iob[1])
+#define stderr (&_iob[2])
 #endif /* !_STDSTREAM_DEFINED */
 
 #ifndef _FSIZE_T_DEFINED