diff --git a/Headers/Additions/GNUstepBase/preface.h.in b/Headers/Additions/GNUstepBase/preface.h.in
index 5b537ade0..338a1beef 100644
--- a/Headers/Additions/GNUstepBase/preface.h.in
+++ b/Headers/Additions/GNUstepBase/preface.h.in
@@ -58,6 +58,29 @@
 #define GNUSTEP_BASE_SOCKET_MESSAGE (WM_USER + 1)
 #endif
 
+/* From CoreFoundation.h */
+#ifndef CF_EXCLUDE_CSTD_HEADERS
+#include <sys/types.h>
+#include <stdarg.h>
+#include <assert.h>
+#include <ctype.h>
+#include <errno.h>
+#include <float.h>
+#include <limits.h>
+#include <locale.h>
+#include <math.h>
+#include <setjmp.h>
+#include <signal.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+#include <inttypes.h>
+#include <stdbool.h>
+#include <stdint.h>
+#endif
+
 #if NeXT_RUNTIME
  #include <objc/objc.h>
  #include <objc/objc-class.h>