diff --git a/cpu/6502/6502def.h b/cpu/6502/6502def.h
index dc1b9c4fb..29c239293 100644
--- a/cpu/6502/6502def.h
+++ b/cpu/6502/6502def.h
@@ -30,7 +30,7 @@
  *
  * Author: Oliver Schmidt <ol.sc@web.de>
  *
- * @(#)$Id: 6502def.h,v 1.22 2010/04/05 15:17:22 oliverschmidt Exp $
+ * @(#)$Id: 6502def.h,v 1.23 2010/04/11 20:47:16 oliverschmidt Exp $
  */
 
 #ifndef __6502DEF_H__
@@ -72,6 +72,18 @@ typedef unsigned short uip_stats_t;
 
 #define LOADER_CONF_ARCH "lib/unload.h"
 
+#if MTU_SIZE
+#define UIP_CONF_BUFFER_SIZE (UIP_LLH_LEN + MTU_SIZE)
+#else /* MTU_SIZE */
+#define UIP_CONF_BUFFER_SIZE (UIP_LLH_LEN + 1500)
+#endif /* MTU_SIZE */
+
+#if CONNECTIONS
+#define UIP_CONF_MAX_CONNECTIONS CONNECTIONS
+#else /* CONNECTIONS */
+#define UIP_CONF_MAX_CONNECTIONS 10
+#endif /* CONNECTIONS */
+
 #if WITH_LOGGING
 #define LOG_CONF_ENABLED 1
 #define UIP_CONF_LOGGING 1
@@ -80,12 +92,6 @@ typedef unsigned short uip_stats_t;
 #define UIP_CONF_LOGGING 0
 #endif /* WITH_LOGGING */
 
-#if MTU_SIZE
-#define UIP_CONF_BUFFER_SIZE (UIP_LLH_LEN + MTU_SIZE)
-#else /* MTU_SIZE */
-#define UIP_CONF_BUFFER_SIZE (UIP_LLH_LEN + 1500)
-#endif /* MTU_SIZE */
-
 #if WITH_BOOST
 #define UIP_CONF_TCP_SPLIT 1
 #else /* WITH_BOOST */
diff --git a/cpu/6502/README b/cpu/6502/README
index ae314d0ee..eb15411a0 100644
--- a/cpu/6502/README
+++ b/cpu/6502/README
@@ -37,6 +37,10 @@ MTU_SIZE
 - Default: 1500
 - Purpose: Set the Maximum Transfer Unit size.
 
+CONNECTIONS
+- Default: 10
+- Purpose: Set the maximum number of concurrent TCP connections.
+
 WITH_LOGGING
 - Default: 0
 - Purpose: Have log_message() and UIP_LOG() write messages to the screen.