diff --git a/CHANGELOG b/CHANGELOG
index efb8aee2..3886c4f0 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -49,6 +49,9 @@ HISTORY
 
  ++ Bugfixes:
 
+  2011-10-18: Simon Goldschmidt
+  * sockets.h: fixed bug #34580 fcntl() is missing in LWIP_COMPAT_SOCKETS
+
   2011-10-17: Simon Goldschmidt
   * api_msg.c: fixed bug #34569: shutdown(SHUT_WR) crashes netconn/socket api
 
diff --git a/src/include/lwip/sockets.h b/src/include/lwip/sockets.h
index 6bc25a36..3ea32f13 100644
--- a/src/include/lwip/sockets.h
+++ b/src/include/lwip/sockets.h
@@ -365,6 +365,7 @@ int lwip_fcntl(int s, int cmd, int val);
 #define read(a,b,c)           lwip_read(a,b,c)
 #define write(a,b,c)          lwip_write(a,b,c)
 #define close(s)              lwip_close(s)
+#define fcntl(a,b,c)          lwip_fcntl(a,b,c)
 #endif /* LWIP_POSIX_SOCKETS_IO_NAMES */
 
 #endif /* LWIP_COMPAT_SOCKETS */