diff --git a/src/w32.h b/src/w32.h
index ffa145b1484..5aba0aed9a6 100644
--- a/src/w32.h
+++ b/src/w32.h
@@ -155,11 +155,11 @@ extern unsigned int w32_get_short_filename (const char *, char *, int);
 
 /* Prepare our standard handles for proper inheritance by child processes.  */
 extern void prepare_standard_handles (int in, int out,
-				      int err, HANDLE handles[4]);
+				      int err, HANDLE handles[3]);
 
 /* Reset our standard handles to their original state.  */
 extern void reset_standard_handles (int in, int out,
-				    int err, HANDLE handles[4]);
+				    int err, HANDLE handles[3]);
 
 /* Return the string resource associated with KEY of type TYPE.  */
 extern LPBYTE w32_get_resource (const char * key, LPDWORD type);